Home / 38,260.18-52,799.34-21,264.76

Finding the Fourth Proportional to 38,260.18, 52,799.34 and 21,264.76

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Solution

The fourth proportional to 38,260.18, 52,799.34 and 21,264.76 is: 29,345.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,260.18 : 52,799.34 = 21,264.76 : x
  2. Step 2: Convert to fraction form
    38,260.18/52,799.34 = 21,264.76/x
  3. Step 3: Cross multiply
    38,260.18x = 52,799.34 × 21,264.76
  4. Step 4: Simplify right side
    38,260.18x = 1,122,765,293.26
  5. Step 5: Solve for x
    x = 1,122,765,293.26/38,260.18
  6. Step 6: Final answer
    x = 29,345.53

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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.