Home / 13,341.52-18,411.44-7,373.04

Finding the Fourth Proportional to 13,341.52, 18,411.44 and 7,373.04

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Solution

The fourth proportional to 13,341.52, 18,411.44 and 7,373.04 is: 10,174.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,341.52 : 18,411.44 = 7,373.04 : x
  2. Step 2: Convert to fraction form
    13,341.52/18,411.44 = 7,373.04/x
  3. Step 3: Cross multiply
    13,341.52x = 18,411.44 × 7,373.04
  4. Step 4: Simplify right side
    13,341.52x = 135,748,283.58
  5. Step 5: Solve for x
    x = 135,748,283.58/13,341.52
  6. Step 6: Final answer
    x = 10,174.87

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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.