Home / 14,862.93-22,294.38-13,878.78

Finding the Fourth Proportional to 14,862.93, 22,294.38 and 13,878.78

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Solution

The fourth proportional to 14,862.93, 22,294.38 and 13,878.78 is: 20,818.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,862.93 : 22,294.38 = 13,878.78 : x
  2. Step 2: Convert to fraction form
    14,862.93/22,294.38 = 13,878.78/x
  3. Step 3: Cross multiply
    14,862.93x = 22,294.38 × 13,878.78
  4. Step 4: Simplify right side
    14,862.93x = 309,418,795.26
  5. Step 5: Solve for x
    x = 309,418,795.26/14,862.93
  6. Step 6: Final answer
    x = 20,818.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.