Home / 32,364-48,546-8,990.64

Finding the Fourth Proportional to 32,364, 48,546 and 8,990.64

Calculator

Solution

The fourth proportional to 32,364, 48,546 and 8,990.64 is: 13,485.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,364 : 48,546 = 8,990.64 : x
  2. Step 2: Convert to fraction form
    32,364/48,546 = 8,990.64/x
  3. Step 3: Cross multiply
    32,364x = 48,546 × 8,990.64
  4. Step 4: Simplify right side
    32,364x = 436,459,609.44
  5. Step 5: Solve for x
    x = 436,459,609.44/32,364
  6. Step 6: Final answer
    x = 13,485.96

Related Problems

Find fourth proportional to 16,182, 24,273 and 4,495.32
Half scale
Find fourth proportional to 64,728, 97,092 and 17,981.28
Double scale
Find fourth proportional to 32,365, 48,547.50 and 8,991.64
Similar ratio
Find fourth proportional to 48,546, 72,819 and 13,485.96
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.