Home / 15,553.18-23,330.94-4,459.78

Finding the Fourth Proportional to 15,553.18, 23,330.94 and 4,459.78

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Solution

The fourth proportional to 15,553.18, 23,330.94 and 4,459.78 is: 6,690.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553.18 : 23,330.94 = 4,459.78 : x
  2. Step 2: Convert to fraction form
    15,553.18/23,330.94 = 4,459.78/x
  3. Step 3: Cross multiply
    15,553.18x = 23,330.94 × 4,459.78
  4. Step 4: Simplify right side
    15,553.18x = 104,050,859.59
  5. Step 5: Solve for x
    x = 104,050,859.59/15,553.18
  6. Step 6: Final answer
    x = 6,690.01

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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.