Home / 15,260.93-21,060.41-9,292.85

Finding the Fourth Proportional to 15,260.93, 21,060.41 and 9,292.85

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Solution

The fourth proportional to 15,260.93, 21,060.41 and 9,292.85 is: 12,824.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,260.93 : 21,060.41 = 9,292.85 : x
  2. Step 2: Convert to fraction form
    15,260.93/21,060.41 = 9,292.85/x
  3. Step 3: Cross multiply
    15,260.93x = 21,060.41 × 9,292.85
  4. Step 4: Simplify right side
    15,260.93x = 195,711,184.60
  5. Step 5: Solve for x
    x = 195,711,184.60/15,260.93
  6. Step 6: Final answer
    x = 12,824.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.