Home / 39,254.04-54,170.97-21,349.46

Finding the Fourth Proportional to 39,254.04, 54,170.97 and 21,349.46

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Solution

The fourth proportional to 39,254.04, 54,170.97 and 21,349.46 is: 29,462.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,254.04 : 54,170.97 = 21,349.46 : x
  2. Step 2: Convert to fraction form
    39,254.04/54,170.97 = 21,349.46/x
  3. Step 3: Cross multiply
    39,254.04x = 54,170.97 × 21,349.46
  4. Step 4: Simplify right side
    39,254.04x = 1,156,520,686.32
  5. Step 5: Solve for x
    x = 1,156,520,686.32/39,254.04
  6. Step 6: Final answer
    x = 29,462.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.