Home / 39,580.80-59,386.88-17,378.72

Finding the Fourth Proportional to 39,580.80, 59,386.88 and 17,378.72

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Solution

The fourth proportional to 39,580.80, 59,386.88 and 17,378.72 is: 26,074.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,580.80 : 59,386.88 = 17,378.72 : x
  2. Step 2: Convert to fraction form
    39,580.80/59,386.88 = 17,378.72/x
  3. Step 3: Cross multiply
    39,580.80x = 59,386.88 × 17,378.72
  4. Step 4: Simplify right side
    39,580.80x = 1,032,067,959.19
  5. Step 5: Solve for x
    x = 1,032,067,959.19/39,580.80
  6. Step 6: Final answer
    x = 26,074.96

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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.