Home / 24,663.24-36,989.40-7,129.20

Finding the Fourth Proportional to 24,663.24, 36,989.40 and 7,129.20

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Solution

The fourth proportional to 24,663.24, 36,989.40 and 7,129.20 is: 10,692.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,663.24 : 36,989.40 = 7,129.20 : x
  2. Step 2: Convert to fraction form
    24,663.24/36,989.40 = 7,129.20/x
  3. Step 3: Cross multiply
    24,663.24x = 36,989.40 × 7,129.20
  4. Step 4: Simplify right side
    24,663.24x = 263,704,830.48
  5. Step 5: Solve for x
    x = 263,704,830.48/24,663.24
  6. Step 6: Final answer
    x = 10,692.22

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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.