Home / 31,592.13-43,545.15-22,396.74

Finding the Fourth Proportional to 31,592.13, 43,545.15 and 22,396.74

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Solution

The fourth proportional to 31,592.13, 43,545.15 and 22,396.74 is: 30,870.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,592.13 : 43,545.15 = 22,396.74 : x
  2. Step 2: Convert to fraction form
    31,592.13/43,545.15 = 22,396.74/x
  3. Step 3: Cross multiply
    31,592.13x = 43,545.15 × 22,396.74
  4. Step 4: Simplify right side
    31,592.13x = 975,269,402.81
  5. Step 5: Solve for x
    x = 975,269,402.81/31,592.13
  6. Step 6: Final answer
    x = 30,870.64

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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.