Home / 22,214.67-30,604.13-15,488.07

Finding the Fourth Proportional to 22,214.67, 30,604.13 and 15,488.07

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Solution

The fourth proportional to 22,214.67, 30,604.13 and 15,488.07 is: 21,337.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,214.67 : 30,604.13 = 15,488.07 : x
  2. Step 2: Convert to fraction form
    22,214.67/30,604.13 = 15,488.07/x
  3. Step 3: Cross multiply
    22,214.67x = 30,604.13 × 15,488.07
  4. Step 4: Simplify right side
    22,214.67x = 473,998,830.29
  5. Step 5: Solve for x
    x = 473,998,830.29/22,214.67
  6. Step 6: Final answer
    x = 21,337.20

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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.