Home / 15,561.03-23,329.59-8,056.55

Finding the Fourth Proportional to 15,561.03, 23,329.59 and 8,056.55

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Solution

The fourth proportional to 15,561.03, 23,329.59 and 8,056.55 is: 12,078.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,561.03 : 23,329.59 = 8,056.55 : x
  2. Step 2: Convert to fraction form
    15,561.03/23,329.59 = 8,056.55/x
  3. Step 3: Cross multiply
    15,561.03x = 23,329.59 × 8,056.55
  4. Step 4: Simplify right side
    15,561.03x = 187,955,905.20
  5. Step 5: Solve for x
    x = 187,955,905.20/15,561.03
  6. Step 6: Final answer
    x = 12,078.63

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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.