Home / 24,905.20-34,368.72-13,574.80

Finding the Fourth Proportional to 24,905.20, 34,368.72 and 13,574.80

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Solution

The fourth proportional to 24,905.20, 34,368.72 and 13,574.80 is: 18,732.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,905.20 : 34,368.72 = 13,574.80 : x
  2. Step 2: Convert to fraction form
    24,905.20/34,368.72 = 13,574.80/x
  3. Step 3: Cross multiply
    24,905.20x = 34,368.72 × 13,574.80
  4. Step 4: Simplify right side
    24,905.20x = 466,548,500.26
  5. Step 5: Solve for x
    x = 466,548,500.26/24,905.20
  6. Step 6: Final answer
    x = 18,732.98

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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.