Home / 40,854.90-61,268.55-15,548.40

Finding the Fourth Proportional to 40,854.90, 61,268.55 and 15,548.40

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Solution

The fourth proportional to 40,854.90, 61,268.55 and 15,548.40 is: 23,317.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,854.90 : 61,268.55 = 15,548.40 : x
  2. Step 2: Convert to fraction form
    40,854.90/61,268.55 = 15,548.40/x
  3. Step 3: Cross multiply
    40,854.90x = 61,268.55 × 15,548.40
  4. Step 4: Simplify right side
    40,854.90x = 952,627,922.82
  5. Step 5: Solve for x
    x = 952,627,922.82/40,854.90
  6. Step 6: Final answer
    x = 23,317.35

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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.