Home / 38,152.08-52,650-21,384

Finding the Fourth Proportional to 38,152.08, 52,650 and 21,384

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Solution

The fourth proportional to 38,152.08, 52,650 and 21,384 is: 29,509.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,152.08 : 52,650 = 21,384 : x
  2. Step 2: Convert to fraction form
    38,152.08/52,650 = 21,384/x
  3. Step 3: Cross multiply
    38,152.08x = 52,650 × 21,384
  4. Step 4: Simplify right side
    38,152.08x = 1,125,867,600
  5. Step 5: Solve for x
    x = 1,125,867,600/38,152.08
  6. Step 6: Final answer
    x = 29,509.99

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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.