Home / 24,140.79-33,314.02-13,530.20

Finding the Fourth Proportional to 24,140.79, 33,314.02 and 13,530.20

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Solution

The fourth proportional to 24,140.79, 33,314.02 and 13,530.20 is: 18,671.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,140.79 : 33,314.02 = 13,530.20 : x
  2. Step 2: Convert to fraction form
    24,140.79/33,314.02 = 13,530.20/x
  3. Step 3: Cross multiply
    24,140.79x = 33,314.02 × 13,530.20
  4. Step 4: Simplify right side
    24,140.79x = 450,745,153.01
  5. Step 5: Solve for x
    x = 450,745,153.01/24,140.79
  6. Step 6: Final answer
    x = 18,671.52

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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.