Home / 45,257.80-67,886.64-25,527.40

Finding the Fourth Proportional to 45,257.80, 67,886.64 and 25,527.40

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Solution

The fourth proportional to 45,257.80, 67,886.64 and 25,527.40 is: 38,291.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,257.80 : 67,886.64 = 25,527.40 : x
  2. Step 2: Convert to fraction form
    45,257.80/67,886.64 = 25,527.40/x
  3. Step 3: Cross multiply
    45,257.80x = 67,886.64 × 25,527.40
  4. Step 4: Simplify right side
    45,257.80x = 1,732,969,413.94
  5. Step 5: Solve for x
    x = 1,732,969,413.94/45,257.80
  6. Step 6: Final answer
    x = 38,291.07

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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.