Home / 32,485.09-48,729.45-9,113.35

Finding the Fourth Proportional to 32,485.09, 48,729.45 and 9,113.35

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Solution

The fourth proportional to 32,485.09, 48,729.45 and 9,113.35 is: 13,670.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,485.09 : 48,729.45 = 9,113.35 : x
  2. Step 2: Convert to fraction form
    32,485.09/48,729.45 = 9,113.35/x
  3. Step 3: Cross multiply
    32,485.09x = 48,729.45 × 9,113.35
  4. Step 4: Simplify right side
    32,485.09x = 444,088,533.16
  5. Step 5: Solve for x
    x = 444,088,533.16/32,485.09
  6. Step 6: Final answer
    x = 13,670.53

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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.