Home / 28,549.43-39,389.15-16,610.46

Finding the Fourth Proportional to 28,549.43, 39,389.15 and 16,610.46

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Solution

The fourth proportional to 28,549.43, 39,389.15 and 16,610.46 is: 22,917.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,549.43 : 39,389.15 = 16,610.46 : x
  2. Step 2: Convert to fraction form
    28,549.43/39,389.15 = 16,610.46/x
  3. Step 3: Cross multiply
    28,549.43x = 39,389.15 × 16,610.46
  4. Step 4: Simplify right side
    28,549.43x = 654,271,732.04
  5. Step 5: Solve for x
    x = 654,271,732.04/28,549.43
  6. Step 6: Final answer
    x = 22,917.16

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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.