Home / 13,397.76-20,097.40-4,039.07

Finding the Fourth Proportional to 13,397.76, 20,097.40 and 4,039.07

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Solution

The fourth proportional to 13,397.76, 20,097.40 and 4,039.07 is: 6,058.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,397.76 : 20,097.40 = 4,039.07 : x
  2. Step 2: Convert to fraction form
    13,397.76/20,097.40 = 4,039.07/x
  3. Step 3: Cross multiply
    13,397.76x = 20,097.40 × 4,039.07
  4. Step 4: Simplify right side
    13,397.76x = 81,174,805.42
  5. Step 5: Solve for x
    x = 81,174,805.42/13,397.76
  6. Step 6: Final answer
    x = 6,058.83

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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.