Home / 25,091.61-37,641.06-13,398.45

Finding the Fourth Proportional to 25,091.61, 37,641.06 and 13,398.45

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Solution

The fourth proportional to 25,091.61, 37,641.06 and 13,398.45 is: 20,099.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,091.61 : 37,641.06 = 13,398.45 : x
  2. Step 2: Convert to fraction form
    25,091.61/37,641.06 = 13,398.45/x
  3. Step 3: Cross multiply
    25,091.61x = 37,641.06 × 13,398.45
  4. Step 4: Simplify right side
    25,091.61x = 504,331,860.36
  5. Step 5: Solve for x
    x = 504,331,860.36/25,091.61
  6. Step 6: Final answer
    x = 20,099.62

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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.