Home / 24,979.74-34,472.40-13,649.46

Finding the Fourth Proportional to 24,979.74, 34,472.40 and 13,649.46

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Solution

The fourth proportional to 24,979.74, 34,472.40 and 13,649.46 is: 18,836.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,979.74 : 34,472.40 = 13,649.46 : x
  2. Step 2: Convert to fraction form
    24,979.74/34,472.40 = 13,649.46/x
  3. Step 3: Cross multiply
    24,979.74x = 34,472.40 × 13,649.46
  4. Step 4: Simplify right side
    24,979.74x = 470,529,644.90
  5. Step 5: Solve for x
    x = 470,529,644.90/24,979.74
  6. Step 6: Final answer
    x = 18,836.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.