Home / 24,342.56-36,337.74-21,390.10

Finding the Fourth Proportional to 24,342.56, 36,337.74 and 21,390.10

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Solution

The fourth proportional to 24,342.56, 36,337.74 and 21,390.10 is: 31,930.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,342.56 : 36,337.74 = 21,390.10 : x
  2. Step 2: Convert to fraction form
    24,342.56/36,337.74 = 21,390.10/x
  3. Step 3: Cross multiply
    24,342.56x = 36,337.74 × 21,390.10
  4. Step 4: Simplify right side
    24,342.56x = 777,267,892.37
  5. Step 5: Solve for x
    x = 777,267,892.37/24,342.56
  6. Step 6: Final answer
    x = 31,930.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.