Home / 42,009.07-63,013.60-34,583.75

Finding the Fourth Proportional to 42,009.07, 63,013.60 and 34,583.75

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Solution

The fourth proportional to 42,009.07, 63,013.60 and 34,583.75 is: 51,875.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,009.07 : 63,013.60 = 34,583.75 : x
  2. Step 2: Convert to fraction form
    42,009.07/63,013.60 = 34,583.75/x
  3. Step 3: Cross multiply
    42,009.07x = 63,013.60 × 34,583.75
  4. Step 4: Simplify right side
    42,009.07x = 2,179,246,517.93
  5. Step 5: Solve for x
    x = 2,179,246,517.93/42,009.07
  6. Step 6: Final answer
    x = 51,875.62

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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.