Home / 15,552.18-23,329.44-4,458.78

Finding the Fourth Proportional to 15,552.18, 23,329.44 and 4,458.78

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Solution

The fourth proportional to 15,552.18, 23,329.44 and 4,458.78 is: 6,688.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552.18 : 23,329.44 = 4,458.78 : x
  2. Step 2: Convert to fraction form
    15,552.18/23,329.44 = 4,458.78/x
  3. Step 3: Cross multiply
    15,552.18x = 23,329.44 × 4,458.78
  4. Step 4: Simplify right side
    15,552.18x = 104,020,840.48
  5. Step 5: Solve for x
    x = 104,020,840.48/15,552.18
  6. Step 6: Final answer
    x = 6,688.51

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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.