Home / 28,287.04-39,120.69-24,744.10

Finding the Fourth Proportional to 28,287.04, 39,120.69 and 24,744.10

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Solution

The fourth proportional to 28,287.04, 39,120.69 and 24,744.10 is: 34,220.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,287.04 : 39,120.69 = 24,744.10 : x
  2. Step 2: Convert to fraction form
    28,287.04/39,120.69 = 24,744.10/x
  3. Step 3: Cross multiply
    28,287.04x = 39,120.69 × 24,744.10
  4. Step 4: Simplify right side
    28,287.04x = 968,006,265.43
  5. Step 5: Solve for x
    x = 968,006,265.43/28,287.04
  6. Step 6: Final answer
    x = 34,220.84

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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.