Home / 14,922.40-22,432.20-14,047.60

Finding the Fourth Proportional to 14,922.40, 22,432.20 and 14,047.60

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Solution

The fourth proportional to 14,922.40, 22,432.20 and 14,047.60 is: 21,117.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,922.40 : 22,432.20 = 14,047.60 : x
  2. Step 2: Convert to fraction form
    14,922.40/22,432.20 = 14,047.60/x
  3. Step 3: Cross multiply
    14,922.40x = 22,432.20 × 14,047.60
  4. Step 4: Simplify right side
    14,922.40x = 315,118,572.72
  5. Step 5: Solve for x
    x = 315,118,572.72/14,922.40
  6. Step 6: Final answer
    x = 21,117.15

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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.