Home / 14,266-21,294.50-12,582.64

Finding the Fourth Proportional to 14,266, 21,294.50 and 12,582.64

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Solution

The fourth proportional to 14,266, 21,294.50 and 12,582.64 is: 18,781.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,266 : 21,294.50 = 12,582.64 : x
  2. Step 2: Convert to fraction form
    14,266/21,294.50 = 12,582.64/x
  3. Step 3: Cross multiply
    14,266x = 21,294.50 × 12,582.64
  4. Step 4: Simplify right side
    14,266x = 267,941,027.48
  5. Step 5: Solve for x
    x = 267,941,027.48/14,266
  6. Step 6: Final answer
    x = 18,781.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.