Home / 36,438.18-54,646.80-15,382.95

Finding the Fourth Proportional to 36,438.18, 54,646.80 and 15,382.95

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Solution

The fourth proportional to 36,438.18, 54,646.80 and 15,382.95 is: 23,070.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,438.18 : 54,646.80 = 15,382.95 : x
  2. Step 2: Convert to fraction form
    36,438.18/54,646.80 = 15,382.95/x
  3. Step 3: Cross multiply
    36,438.18x = 54,646.80 × 15,382.95
  4. Step 4: Simplify right side
    36,438.18x = 840,628,992.06
  5. Step 5: Solve for x
    x = 840,628,992.06/36,438.18
  6. Step 6: Final answer
    x = 23,070.00

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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.