Home / 31,726.74-47,581.58-9,535.16

Finding the Fourth Proportional to 31,726.74, 47,581.58 and 9,535.16

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Solution

The fourth proportional to 31,726.74, 47,581.58 and 9,535.16 is: 14,300.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,726.74 : 47,581.58 = 9,535.16 : x
  2. Step 2: Convert to fraction form
    31,726.74/47,581.58 = 9,535.16/x
  3. Step 3: Cross multiply
    31,726.74x = 47,581.58 × 9,535.16
  4. Step 4: Simplify right side
    31,726.74x = 453,697,978.35
  5. Step 5: Solve for x
    x = 453,697,978.35/31,726.74
  6. Step 6: Final answer
    x = 14,300.18

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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.