Home / 29,426.72-44,139-7,240.16

Finding the Fourth Proportional to 29,426.72, 44,139 and 7,240.16

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Solution

The fourth proportional to 29,426.72, 44,139 and 7,240.16 is: 10,859.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,426.72 : 44,139 = 7,240.16 : x
  2. Step 2: Convert to fraction form
    29,426.72/44,139 = 7,240.16/x
  3. Step 3: Cross multiply
    29,426.72x = 44,139 × 7,240.16
  4. Step 4: Simplify right side
    29,426.72x = 319,573,422.24
  5. Step 5: Solve for x
    x = 319,573,422.24/29,426.72
  6. Step 6: Final answer
    x = 10,859.97

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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.