Home / 15,775.40-23,663.10-14,813.12

Finding the Fourth Proportional to 15,775.40, 23,663.10 and 14,813.12

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Solution

The fourth proportional to 15,775.40, 23,663.10 and 14,813.12 is: 22,219.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,775.40 : 23,663.10 = 14,813.12 : x
  2. Step 2: Convert to fraction form
    15,775.40/23,663.10 = 14,813.12/x
  3. Step 3: Cross multiply
    15,775.40x = 23,663.10 × 14,813.12
  4. Step 4: Simplify right side
    15,775.40x = 350,524,339.87
  5. Step 5: Solve for x
    x = 350,524,339.87/15,775.40
  6. Step 6: Final answer
    x = 22,219.68

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Similar ratio
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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.