Home / 43,370.91-65,061.53-15,285.12

Finding the Fourth Proportional to 43,370.91, 65,061.53 and 15,285.12

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Solution

The fourth proportional to 43,370.91, 65,061.53 and 15,285.12 is: 22,929.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,370.91 : 65,061.53 = 15,285.12 : x
  2. Step 2: Convert to fraction form
    43,370.91/65,061.53 = 15,285.12/x
  3. Step 3: Cross multiply
    43,370.91x = 65,061.53 × 15,285.12
  4. Step 4: Simplify right side
    43,370.91x = 994,473,217.01
  5. Step 5: Solve for x
    x = 994,473,217.01/43,370.91
  6. Step 6: Final answer
    x = 22,929.50

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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.