Home / 24,330.32-33,570.10-13,717.90

Finding the Fourth Proportional to 24,330.32, 33,570.10 and 13,717.90

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Solution

The fourth proportional to 24,330.32, 33,570.10 and 13,717.90 is: 18,927.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,330.32 : 33,570.10 = 13,717.90 : x
  2. Step 2: Convert to fraction form
    24,330.32/33,570.10 = 13,717.90/x
  3. Step 3: Cross multiply
    24,330.32x = 33,570.10 × 13,717.90
  4. Step 4: Simplify right side
    24,330.32x = 460,511,206.20
  5. Step 5: Solve for x
    x = 460,511,206.20/24,330.32
  6. Step 6: Final answer
    x = 18,927.46

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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.