Home / 15,552.15-23,328.51-8,171.02

Finding the Fourth Proportional to 15,552.15, 23,328.51 and 8,171.02

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Solution

The fourth proportional to 15,552.15, 23,328.51 and 8,171.02 is: 12,256.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552.15 : 23,328.51 = 8,171.02 : x
  2. Step 2: Convert to fraction form
    15,552.15/23,328.51 = 8,171.02/x
  3. Step 3: Cross multiply
    15,552.15x = 23,328.51 × 8,171.02
  4. Step 4: Simplify right side
    15,552.15x = 190,617,721.78
  5. Step 5: Solve for x
    x = 190,617,721.78/15,552.15
  6. Step 6: Final answer
    x = 12,256.68

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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.