Home / 22,902.03-31,587.03-15,345.95

Finding the Fourth Proportional to 22,902.03, 31,587.03 and 15,345.95

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Solution

The fourth proportional to 22,902.03, 31,587.03 and 15,345.95 is: 21,165.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,902.03 : 31,587.03 = 15,345.95 : x
  2. Step 2: Convert to fraction form
    22,902.03/31,587.03 = 15,345.95/x
  3. Step 3: Cross multiply
    22,902.03x = 31,587.03 × 15,345.95
  4. Step 4: Simplify right side
    22,902.03x = 484,732,825.09
  5. Step 5: Solve for x
    x = 484,732,825.09/22,902.03
  6. Step 6: Final answer
    x = 21,165.50

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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.