Home / 51,600.06-77,400.18-14,160.65

Finding the Fourth Proportional to 51,600.06, 77,400.18 and 14,160.65

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Solution

The fourth proportional to 51,600.06, 77,400.18 and 14,160.65 is: 21,240.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,600.06 : 77,400.18 = 14,160.65 : x
  2. Step 2: Convert to fraction form
    51,600.06/77,400.18 = 14,160.65/x
  3. Step 3: Cross multiply
    51,600.06x = 77,400.18 × 14,160.65
  4. Step 4: Simplify right side
    51,600.06x = 1,096,036,401.11
  5. Step 5: Solve for x
    x = 1,096,036,401.11/51,600.06
  6. Step 6: Final answer
    x = 21,240.99

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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.