Home / 38,002.73-56,990.41-13,036.30

Finding the Fourth Proportional to 38,002.73, 56,990.41 and 13,036.30

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Solution

The fourth proportional to 38,002.73, 56,990.41 and 13,036.30 is: 19,549.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,002.73 : 56,990.41 = 13,036.30 : x
  2. Step 2: Convert to fraction form
    38,002.73/56,990.41 = 13,036.30/x
  3. Step 3: Cross multiply
    38,002.73x = 56,990.41 × 13,036.30
  4. Step 4: Simplify right side
    38,002.73x = 742,943,906.82
  5. Step 5: Solve for x
    x = 742,943,906.82/38,002.73
  6. Step 6: Final answer
    x = 19,549.75

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1.5x scale

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.