Home / 28,373.31-39,153.66-16,273.17

Finding the Fourth Proportional to 28,373.31, 39,153.66 and 16,273.17

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Solution

The fourth proportional to 28,373.31, 39,153.66 and 16,273.17 is: 22,456.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,373.31 : 39,153.66 = 16,273.17 : x
  2. Step 2: Convert to fraction form
    28,373.31/39,153.66 = 16,273.17/x
  3. Step 3: Cross multiply
    28,373.31x = 39,153.66 × 16,273.17
  4. Step 4: Simplify right side
    28,373.31x = 637,154,079.50
  5. Step 5: Solve for x
    x = 637,154,079.50/28,373.31
  6. Step 6: Final answer
    x = 22,456.11

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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.