Home / 14,233.95-21,353.40-5,909.40

Finding the Fourth Proportional to 14,233.95, 21,353.40 and 5,909.40

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Solution

The fourth proportional to 14,233.95, 21,353.40 and 5,909.40 is: 8,865.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,233.95 : 21,353.40 = 5,909.40 : x
  2. Step 2: Convert to fraction form
    14,233.95/21,353.40 = 5,909.40/x
  3. Step 3: Cross multiply
    14,233.95x = 21,353.40 × 5,909.40
  4. Step 4: Simplify right side
    14,233.95x = 126,185,781.96
  5. Step 5: Solve for x
    x = 126,185,781.96/14,233.95
  6. Step 6: Final answer
    x = 8,865.13

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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.