Home / 24,660.49-34,031.73-13,330.21

Finding the Fourth Proportional to 24,660.49, 34,031.73 and 13,330.21

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Solution

The fourth proportional to 24,660.49, 34,031.73 and 13,330.21 is: 18,395.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,660.49 : 34,031.73 = 13,330.21 : x
  2. Step 2: Convert to fraction form
    24,660.49/34,031.73 = 13,330.21/x
  3. Step 3: Cross multiply
    24,660.49x = 34,031.73 × 13,330.21
  4. Step 4: Simplify right side
    24,660.49x = 453,649,870.75
  5. Step 5: Solve for x
    x = 453,649,870.75/24,660.49
  6. Step 6: Final answer
    x = 18,395.82

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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.