Home / 38,115.82-56,955.32-29,060.12

Finding the Fourth Proportional to 38,115.82, 56,955.32 and 29,060.12

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Solution

The fourth proportional to 38,115.82, 56,955.32 and 29,060.12 is: 43,423.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,115.82 : 56,955.32 = 29,060.12 : x
  2. Step 2: Convert to fraction form
    38,115.82/56,955.32 = 29,060.12/x
  3. Step 3: Cross multiply
    38,115.82x = 56,955.32 × 29,060.12
  4. Step 4: Simplify right side
    38,115.82x = 1,655,128,430.93
  5. Step 5: Solve for x
    x = 1,655,128,430.93/38,115.82
  6. Step 6: Final answer
    x = 43,423.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.