Home / 13,398.59-20,091.38-4,036.86

Finding the Fourth Proportional to 13,398.59, 20,091.38 and 4,036.86

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Solution

The fourth proportional to 13,398.59, 20,091.38 and 4,036.86 is: 6,053.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,398.59 : 20,091.38 = 4,036.86 : x
  2. Step 2: Convert to fraction form
    13,398.59/20,091.38 = 4,036.86/x
  3. Step 3: Cross multiply
    13,398.59x = 20,091.38 × 4,036.86
  4. Step 4: Simplify right side
    13,398.59x = 81,106,068.08
  5. Step 5: Solve for x
    x = 81,106,068.08/13,398.59
  6. Step 6: Final answer
    x = 6,053.33

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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.