Home / 35,577.28-53,366.46-12,220.12

Finding the Fourth Proportional to 35,577.28, 53,366.46 and 12,220.12

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Solution

The fourth proportional to 35,577.28, 53,366.46 and 12,220.12 is: 18,330.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,577.28 : 53,366.46 = 12,220.12 : x
  2. Step 2: Convert to fraction form
    35,577.28/53,366.46 = 12,220.12/x
  3. Step 3: Cross multiply
    35,577.28x = 53,366.46 × 12,220.12
  4. Step 4: Simplify right side
    35,577.28x = 652,144,545.18
  5. Step 5: Solve for x
    x = 652,144,545.18/35,577.28
  6. Step 6: Final answer
    x = 18,330.37

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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.