Home / 15,552.20-23,328.20-4,458.90

Finding the Fourth Proportional to 15,552.20, 23,328.20 and 4,458.90

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Solution

The fourth proportional to 15,552.20, 23,328.20 and 4,458.90 is: 6,688.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552.20 : 23,328.20 = 4,458.90 : x
  2. Step 2: Convert to fraction form
    15,552.20/23,328.20 = 4,458.90/x
  3. Step 3: Cross multiply
    15,552.20x = 23,328.20 × 4,458.90
  4. Step 4: Simplify right side
    15,552.20x = 104,018,088.69
  5. Step 5: Solve for x
    x = 104,018,088.69/15,552.20
  6. Step 6: Final answer
    x = 6,688.32

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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.