Home / 15,292.46-22,940.98-5,430.92

Finding the Fourth Proportional to 15,292.46, 22,940.98 and 5,430.92

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Solution

The fourth proportional to 15,292.46, 22,940.98 and 5,430.92 is: 8,147.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,292.46 : 22,940.98 = 5,430.92 : x
  2. Step 2: Convert to fraction form
    15,292.46/22,940.98 = 5,430.92/x
  3. Step 3: Cross multiply
    15,292.46x = 22,940.98 × 5,430.92
  4. Step 4: Simplify right side
    15,292.46x = 124,590,498.82
  5. Step 5: Solve for x
    x = 124,590,498.82/15,292.46
  6. Step 6: Final answer
    x = 8,147.18

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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.