Home / 35,238.39-48,631.23-23,280.78

Finding the Fourth Proportional to 35,238.39, 48,631.23 and 23,280.78

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Solution

The fourth proportional to 35,238.39, 48,631.23 and 23,280.78 is: 32,128.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,238.39 : 48,631.23 = 23,280.78 : x
  2. Step 2: Convert to fraction form
    35,238.39/48,631.23 = 23,280.78/x
  3. Step 3: Cross multiply
    35,238.39x = 48,631.23 × 23,280.78
  4. Step 4: Simplify right side
    35,238.39x = 1,132,172,966.76
  5. Step 5: Solve for x
    x = 1,132,172,966.76/35,238.39
  6. Step 6: Final answer
    x = 32,128.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.