Home / 15,275.64-22,905.96-5,413.50

Finding the Fourth Proportional to 15,275.64, 22,905.96 and 5,413.50

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Solution

The fourth proportional to 15,275.64, 22,905.96 and 5,413.50 is: 8,117.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,275.64 : 22,905.96 = 5,413.50 : x
  2. Step 2: Convert to fraction form
    15,275.64/22,905.96 = 5,413.50/x
  3. Step 3: Cross multiply
    15,275.64x = 22,905.96 × 5,413.50
  4. Step 4: Simplify right side
    15,275.64x = 124,001,414.46
  5. Step 5: Solve for x
    x = 124,001,414.46/15,275.64
  6. Step 6: Final answer
    x = 8,117.59

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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.