Home / 24,478.03-33,781.05-13,871.08

Finding the Fourth Proportional to 24,478.03, 33,781.05 and 13,871.08

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Solution

The fourth proportional to 24,478.03, 33,781.05 and 13,871.08 is: 19,142.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,478.03 : 33,781.05 = 13,871.08 : x
  2. Step 2: Convert to fraction form
    24,478.03/33,781.05 = 13,871.08/x
  3. Step 3: Cross multiply
    24,478.03x = 33,781.05 × 13,871.08
  4. Step 4: Simplify right side
    24,478.03x = 468,579,689.26
  5. Step 5: Solve for x
    x = 468,579,689.26/24,478.03
  6. Step 6: Final answer
    x = 19,142.87

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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.