Home / 15,540.60-23,283.90-14,017.80

Finding the Fourth Proportional to 15,540.60, 23,283.90 and 14,017.80

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Solution

The fourth proportional to 15,540.60, 23,283.90 and 14,017.80 is: 21,002.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,540.60 : 23,283.90 = 14,017.80 : x
  2. Step 2: Convert to fraction form
    15,540.60/23,283.90 = 14,017.80/x
  3. Step 3: Cross multiply
    15,540.60x = 23,283.90 × 14,017.80
  4. Step 4: Simplify right side
    15,540.60x = 326,389,053.42
  5. Step 5: Solve for x
    x = 326,389,053.42/15,540.60
  6. Step 6: Final answer
    x = 21,002.35

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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.