Home / 28,542.96-39,373.02-16,604.91

Finding the Fourth Proportional to 28,542.96, 39,373.02 and 16,604.91

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Solution

The fourth proportional to 28,542.96, 39,373.02 and 16,604.91 is: 22,905.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,542.96 : 39,373.02 = 16,604.91 : x
  2. Step 2: Convert to fraction form
    28,542.96/39,373.02 = 16,604.91/x
  3. Step 3: Cross multiply
    28,542.96x = 39,373.02 × 16,604.91
  4. Step 4: Simplify right side
    28,542.96x = 653,785,453.53
  5. Step 5: Solve for x
    x = 653,785,453.53/28,542.96
  6. Step 6: Final answer
    x = 22,905.31

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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.