Home / 22,793.93-31,442.47-13,712.98

Finding the Fourth Proportional to 22,793.93, 31,442.47 and 13,712.98

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Solution

The fourth proportional to 22,793.93, 31,442.47 and 13,712.98 is: 18,916.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,793.93 : 31,442.47 = 13,712.98 : x
  2. Step 2: Convert to fraction form
    22,793.93/31,442.47 = 13,712.98/x
  3. Step 3: Cross multiply
    22,793.93x = 31,442.47 × 13,712.98
  4. Step 4: Simplify right side
    22,793.93x = 431,169,962.26
  5. Step 5: Solve for x
    x = 431,169,962.26/22,793.93
  6. Step 6: Final answer
    x = 18,916.00

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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.