Home / 40,860.90-61,257.33-15,895.08

Finding the Fourth Proportional to 40,860.90, 61,257.33 and 15,895.08

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Solution

The fourth proportional to 40,860.90, 61,257.33 and 15,895.08 is: 23,829.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,860.90 : 61,257.33 = 15,895.08 : x
  2. Step 2: Convert to fraction form
    40,860.90/61,257.33 = 15,895.08/x
  3. Step 3: Cross multiply
    40,860.90x = 61,257.33 × 15,895.08
  4. Step 4: Simplify right side
    40,860.90x = 973,690,160.94
  5. Step 5: Solve for x
    x = 973,690,160.94/40,860.90
  6. Step 6: Final answer
    x = 23,829.39

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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.