Home / 31,624.83-47,417.54-12,882.24

Finding the Fourth Proportional to 31,624.83, 47,417.54 and 12,882.24

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Solution

The fourth proportional to 31,624.83, 47,417.54 and 12,882.24 is: 19,315.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,624.83 : 47,417.54 = 12,882.24 : x
  2. Step 2: Convert to fraction form
    31,624.83/47,417.54 = 12,882.24/x
  3. Step 3: Cross multiply
    31,624.83x = 47,417.54 × 12,882.24
  4. Step 4: Simplify right side
    31,624.83x = 610,844,066.08
  5. Step 5: Solve for x
    x = 610,844,066.08/31,624.83
  6. Step 6: Final answer
    x = 19,315.33

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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.