Home / 31,726.56-47,590.68-10,667.40

Finding the Fourth Proportional to 31,726.56, 47,590.68 and 10,667.40

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Solution

The fourth proportional to 31,726.56, 47,590.68 and 10,667.40 is: 16,001.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,726.56 : 47,590.68 = 10,667.40 : x
  2. Step 2: Convert to fraction form
    31,726.56/47,590.68 = 10,667.40/x
  3. Step 3: Cross multiply
    31,726.56x = 47,590.68 × 10,667.40
  4. Step 4: Simplify right side
    31,726.56x = 507,668,819.83
  5. Step 5: Solve for x
    x = 507,668,819.83/31,726.56
  6. Step 6: Final answer
    x = 16,001.38

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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.