Home / 58,517.65-87,776.02-30,423.21

Finding the Fourth Proportional to 58,517.65, 87,776.02 and 30,423.21

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Solution

The fourth proportional to 58,517.65, 87,776.02 and 30,423.21 is: 45,634.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,517.65 : 87,776.02 = 30,423.21 : x
  2. Step 2: Convert to fraction form
    58,517.65/87,776.02 = 30,423.21/x
  3. Step 3: Cross multiply
    58,517.65x = 87,776.02 × 30,423.21
  4. Step 4: Simplify right side
    58,517.65x = 2,670,427,998.29
  5. Step 5: Solve for x
    x = 2,670,427,998.29/58,517.65
  6. Step 6: Final answer
    x = 45,634.57

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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.