Home / 40,504.32-60,652.80-30,136.32

Finding the Fourth Proportional to 40,504.32, 60,652.80 and 30,136.32

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Solution

The fourth proportional to 40,504.32, 60,652.80 and 30,136.32 is: 45,127.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,504.32 : 60,652.80 = 30,136.32 : x
  2. Step 2: Convert to fraction form
    40,504.32/60,652.80 = 30,136.32/x
  3. Step 3: Cross multiply
    40,504.32x = 60,652.80 × 30,136.32
  4. Step 4: Simplify right side
    40,504.32x = 1,827,852,189.70
  5. Step 5: Solve for x
    x = 1,827,852,189.70/40,504.32
  6. Step 6: Final answer
    x = 45,127.34

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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.