Home / 42,912.18-59,207.69-25,902.98

Finding the Fourth Proportional to 42,912.18, 59,207.69 and 25,902.98

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Solution

The fourth proportional to 42,912.18, 59,207.69 and 25,902.98 is: 35,739.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,912.18 : 59,207.69 = 25,902.98 : x
  2. Step 2: Convert to fraction form
    42,912.18/59,207.69 = 25,902.98/x
  3. Step 3: Cross multiply
    42,912.18x = 59,207.69 × 25,902.98
  4. Step 4: Simplify right side
    42,912.18x = 1,533,655,609.92
  5. Step 5: Solve for x
    x = 1,533,655,609.92/42,912.18
  6. Step 6: Final answer
    x = 35,739.40

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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.