Home / 28,937.79-43,410.15-10,213.97

Finding the Fourth Proportional to 28,937.79, 43,410.15 and 10,213.97

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Solution

The fourth proportional to 28,937.79, 43,410.15 and 10,213.97 is: 15,322.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,937.79 : 43,410.15 = 10,213.97 : x
  2. Step 2: Convert to fraction form
    28,937.79/43,410.15 = 10,213.97/x
  3. Step 3: Cross multiply
    28,937.79x = 43,410.15 × 10,213.97
  4. Step 4: Simplify right side
    28,937.79x = 443,389,752.74
  5. Step 5: Solve for x
    x = 443,389,752.74/28,937.79
  6. Step 6: Final answer
    x = 15,322.17

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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.