Home / 40,471.61-60,707.21-10,887.03

Finding the Fourth Proportional to 40,471.61, 60,707.21 and 10,887.03

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Solution

The fourth proportional to 40,471.61, 60,707.21 and 10,887.03 is: 16,330.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,471.61 : 60,707.21 = 10,887.03 : x
  2. Step 2: Convert to fraction form
    40,471.61/60,707.21 = 10,887.03/x
  3. Step 3: Cross multiply
    40,471.61x = 60,707.21 × 10,887.03
  4. Step 4: Simplify right side
    40,471.61x = 660,921,162.05
  5. Step 5: Solve for x
    x = 660,921,162.05/40,471.61
  6. Step 6: Final answer
    x = 16,330.49

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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.