Home / 31,681.53-47,522.31-14,582.76

Finding the Fourth Proportional to 31,681.53, 47,522.31 and 14,582.76

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Solution

The fourth proportional to 31,681.53, 47,522.31 and 14,582.76 is: 21,874.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,681.53 : 47,522.31 = 14,582.76 : x
  2. Step 2: Convert to fraction form
    31,681.53/47,522.31 = 14,582.76/x
  3. Step 3: Cross multiply
    31,681.53x = 47,522.31 × 14,582.76
  4. Step 4: Simplify right side
    31,681.53x = 693,006,441.38
  5. Step 5: Solve for x
    x = 693,006,441.38/31,681.53
  6. Step 6: Final answer
    x = 21,874.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.