Home / 40,887.56-61,308.14-14,221.24

Finding the Fourth Proportional to 40,887.56, 61,308.14 and 14,221.24

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Solution

The fourth proportional to 40,887.56, 61,308.14 and 14,221.24 is: 21,323.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,887.56 : 61,308.14 = 14,221.24 : x
  2. Step 2: Convert to fraction form
    40,887.56/61,308.14 = 14,221.24/x
  3. Step 3: Cross multiply
    40,887.56x = 61,308.14 × 14,221.24
  4. Step 4: Simplify right side
    40,887.56x = 871,877,772.89
  5. Step 5: Solve for x
    x = 871,877,772.89/40,887.56
  6. Step 6: Final answer
    x = 21,323.79

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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.