Home / 22,713.66-31,342.68-16,748.55

Finding the Fourth Proportional to 22,713.66, 31,342.68 and 16,748.55

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Solution

The fourth proportional to 22,713.66, 31,342.68 and 16,748.55 is: 23,111.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,713.66 : 31,342.68 = 16,748.55 : x
  2. Step 2: Convert to fraction form
    22,713.66/31,342.68 = 16,748.55/x
  3. Step 3: Cross multiply
    22,713.66x = 31,342.68 × 16,748.55
  4. Step 4: Simplify right side
    22,713.66x = 524,944,443.11
  5. Step 5: Solve for x
    x = 524,944,443.11/22,713.66
  6. Step 6: Final answer
    x = 23,111.40

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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.