Home / 21,581.15-32,401.53-14,901.97

Finding the Fourth Proportional to 21,581.15, 32,401.53 and 14,901.97

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Solution

The fourth proportional to 21,581.15, 32,401.53 and 14,901.97 is: 22,373.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,581.15 : 32,401.53 = 14,901.97 : x
  2. Step 2: Convert to fraction form
    21,581.15/32,401.53 = 14,901.97/x
  3. Step 3: Cross multiply
    21,581.15x = 32,401.53 × 14,901.97
  4. Step 4: Simplify right side
    21,581.15x = 482,846,547.01
  5. Step 5: Solve for x
    x = 482,846,547.01/21,581.15
  6. Step 6: Final answer
    x = 22,373.54

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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.