Home / 15,711.61-23,539.74-8,299.74

Finding the Fourth Proportional to 15,711.61, 23,539.74 and 8,299.74

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Solution

The fourth proportional to 15,711.61, 23,539.74 and 8,299.74 is: 12,434.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,711.61 : 23,539.74 = 8,299.74 : x
  2. Step 2: Convert to fraction form
    15,711.61/23,539.74 = 8,299.74/x
  3. Step 3: Cross multiply
    15,711.61x = 23,539.74 × 8,299.74
  4. Step 4: Simplify right side
    15,711.61x = 195,373,721.67
  5. Step 5: Solve for x
    x = 195,373,721.67/15,711.61
  6. Step 6: Final answer
    x = 12,434.99

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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.