Home / 29,341.92-43,981.56-9,615.18

Finding the Fourth Proportional to 29,341.92, 43,981.56 and 9,615.18

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Solution

The fourth proportional to 29,341.92, 43,981.56 and 9,615.18 is: 14,412.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,341.92 : 43,981.56 = 9,615.18 : x
  2. Step 2: Convert to fraction form
    29,341.92/43,981.56 = 9,615.18/x
  3. Step 3: Cross multiply
    29,341.92x = 43,981.56 × 9,615.18
  4. Step 4: Simplify right side
    29,341.92x = 422,890,616.08
  5. Step 5: Solve for x
    x = 422,890,616.08/29,341.92
  6. Step 6: Final answer
    x = 14,412.51

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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.