Home / 38,288.74-52,841.76-21,296.32

Finding the Fourth Proportional to 38,288.74, 52,841.76 and 21,296.32

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Solution

The fourth proportional to 38,288.74, 52,841.76 and 21,296.32 is: 29,390.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,288.74 : 52,841.76 = 21,296.32 : x
  2. Step 2: Convert to fraction form
    38,288.74/52,841.76 = 21,296.32/x
  3. Step 3: Cross multiply
    38,288.74x = 52,841.76 × 21,296.32
  4. Step 4: Simplify right side
    38,288.74x = 1,125,335,030.32
  5. Step 5: Solve for x
    x = 1,125,335,030.32/38,288.74
  6. Step 6: Final answer
    x = 29,390.76

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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.