Home / 13,373.71-20,047.30-6,341.36

Finding the Fourth Proportional to 13,373.71, 20,047.30 and 6,341.36

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Solution

The fourth proportional to 13,373.71, 20,047.30 and 6,341.36 is: 9,505.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,373.71 : 20,047.30 = 6,341.36 : x
  2. Step 2: Convert to fraction form
    13,373.71/20,047.30 = 6,341.36/x
  3. Step 3: Cross multiply
    13,373.71x = 20,047.30 × 6,341.36
  4. Step 4: Simplify right side
    13,373.71x = 127,127,030.24
  5. Step 5: Solve for x
    x = 127,127,030.24/13,373.71
  6. Step 6: Final answer
    x = 9,505.74

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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.