Home / 15,076.80-22,618.44-6,307.20

Finding the Fourth Proportional to 15,076.80, 22,618.44 and 6,307.20

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Solution

The fourth proportional to 15,076.80, 22,618.44 and 6,307.20 is: 9,462.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,076.80 : 22,618.44 = 6,307.20 : x
  2. Step 2: Convert to fraction form
    15,076.80/22,618.44 = 6,307.20/x
  3. Step 3: Cross multiply
    15,076.80x = 22,618.44 × 6,307.20
  4. Step 4: Simplify right side
    15,076.80x = 142,659,024.77
  5. Step 5: Solve for x
    x = 142,659,024.77/15,076.80
  6. Step 6: Final answer
    x = 9,462.16

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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.