Home / 19,552.47-29,330.45-5,512.64

Finding the Fourth Proportional to 19,552.47, 29,330.45 and 5,512.64

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Solution

The fourth proportional to 19,552.47, 29,330.45 and 5,512.64 is: 8,269.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,552.47 : 29,330.45 = 5,512.64 : x
  2. Step 2: Convert to fraction form
    19,552.47/29,330.45 = 5,512.64/x
  3. Step 3: Cross multiply
    19,552.47x = 29,330.45 × 5,512.64
  4. Step 4: Simplify right side
    19,552.47x = 161,688,037.67
  5. Step 5: Solve for x
    x = 161,688,037.67/19,552.47
  6. Step 6: Final answer
    x = 8,269.44

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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.