Home / 38,335.48-52,888.28-28,287.90

Finding the Fourth Proportional to 38,335.48, 52,888.28 and 28,287.90

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Solution

The fourth proportional to 38,335.48, 52,888.28 and 28,287.90 is: 39,026.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,335.48 : 52,888.28 = 28,287.90 : x
  2. Step 2: Convert to fraction form
    38,335.48/52,888.28 = 28,287.90/x
  3. Step 3: Cross multiply
    38,335.48x = 52,888.28 × 28,287.90
  4. Step 4: Simplify right side
    38,335.48x = 1,496,098,234.37
  5. Step 5: Solve for x
    x = 1,496,098,234.37/38,335.48
  6. Step 6: Final answer
    x = 39,026.47

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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.