Home / 35,435.20-53,151.20-12,061.76

Finding the Fourth Proportional to 35,435.20, 53,151.20 and 12,061.76

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Solution

The fourth proportional to 35,435.20, 53,151.20 and 12,061.76 is: 18,092.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,435.20 : 53,151.20 = 12,061.76 : x
  2. Step 2: Convert to fraction form
    35,435.20/53,151.20 = 12,061.76/x
  3. Step 3: Cross multiply
    35,435.20x = 53,151.20 × 12,061.76
  4. Step 4: Simplify right side
    35,435.20x = 641,097,018.11
  5. Step 5: Solve for x
    x = 641,097,018.11/35,435.20
  6. Step 6: Final answer
    x = 18,092.10

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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.