Home / 53,032.68-79,417.62-38,959.20

Finding the Fourth Proportional to 53,032.68, 79,417.62 and 38,959.20

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Solution

The fourth proportional to 53,032.68, 79,417.62 and 38,959.20 is: 58,342.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,032.68 : 79,417.62 = 38,959.20 : x
  2. Step 2: Convert to fraction form
    53,032.68/79,417.62 = 38,959.20/x
  3. Step 3: Cross multiply
    53,032.68x = 79,417.62 × 38,959.20
  4. Step 4: Simplify right side
    53,032.68x = 3,094,046,941.10
  5. Step 5: Solve for x
    x = 3,094,046,941.10/53,032.68
  6. Step 6: Final answer
    x = 58,342.27

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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.