Home / 52,281.65-72,146.29-29,620.18

Finding the Fourth Proportional to 52,281.65, 72,146.29 and 29,620.18

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Solution

The fourth proportional to 52,281.65, 72,146.29 and 29,620.18 is: 40,874.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,281.65 : 72,146.29 = 29,620.18 : x
  2. Step 2: Convert to fraction form
    52,281.65/72,146.29 = 29,620.18/x
  3. Step 3: Cross multiply
    52,281.65x = 72,146.29 × 29,620.18
  4. Step 4: Simplify right side
    52,281.65x = 2,136,986,096.13
  5. Step 5: Solve for x
    x = 2,136,986,096.13/52,281.65
  6. Step 6: Final answer
    x = 40,874.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.