Home / 39,254.29-54,170.52-21,349.44

Finding the Fourth Proportional to 39,254.29, 54,170.52 and 21,349.44

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Solution

The fourth proportional to 39,254.29, 54,170.52 and 21,349.44 is: 29,462.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,254.29 : 54,170.52 = 21,349.44 : x
  2. Step 2: Convert to fraction form
    39,254.29/54,170.52 = 21,349.44/x
  3. Step 3: Cross multiply
    39,254.29x = 54,170.52 × 21,349.44
  4. Step 4: Simplify right side
    39,254.29x = 1,156,510,266.51
  5. Step 5: Solve for x
    x = 1,156,510,266.51/39,254.29
  6. Step 6: Final answer
    x = 29,462.01

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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.