Home / 24,591.81-33,936.12-15,031.65

Finding the Fourth Proportional to 24,591.81, 33,936.12 and 15,031.65

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Solution

The fourth proportional to 24,591.81, 33,936.12 and 15,031.65 is: 20,743.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,591.81 : 33,936.12 = 15,031.65 : x
  2. Step 2: Convert to fraction form
    24,591.81/33,936.12 = 15,031.65/x
  3. Step 3: Cross multiply
    24,591.81x = 33,936.12 × 15,031.65
  4. Step 4: Simplify right side
    24,591.81x = 510,115,878.20
  5. Step 5: Solve for x
    x = 510,115,878.20/24,591.81
  6. Step 6: Final answer
    x = 20,743.32

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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.