Home / 40,889.14-61,335.07-11,307.22

Finding the Fourth Proportional to 40,889.14, 61,335.07 and 11,307.22

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Solution

The fourth proportional to 40,889.14, 61,335.07 and 11,307.22 is: 16,961.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,889.14 : 61,335.07 = 11,307.22 : x
  2. Step 2: Convert to fraction form
    40,889.14/61,335.07 = 11,307.22/x
  3. Step 3: Cross multiply
    40,889.14x = 61,335.07 × 11,307.22
  4. Step 4: Simplify right side
    40,889.14x = 693,528,948.60
  5. Step 5: Solve for x
    x = 693,528,948.60/40,889.14
  6. Step 6: Final answer
    x = 16,961.20

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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.