Home / 24,115.76-33,280.08-13,505.30

Finding the Fourth Proportional to 24,115.76, 33,280.08 and 13,505.30

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Solution

The fourth proportional to 24,115.76, 33,280.08 and 13,505.30 is: 18,637.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,115.76 : 33,280.08 = 13,505.30 : x
  2. Step 2: Convert to fraction form
    24,115.76/33,280.08 = 13,505.30/x
  3. Step 3: Cross multiply
    24,115.76x = 33,280.08 × 13,505.30
  4. Step 4: Simplify right side
    24,115.76x = 449,457,464.42
  5. Step 5: Solve for x
    x = 449,457,464.42/24,115.76
  6. Step 6: Final answer
    x = 18,637.50

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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.