Home / 13,001.18-17,941.50-7,032.74

Finding the Fourth Proportional to 13,001.18, 17,941.50 and 7,032.74

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Solution

The fourth proportional to 13,001.18, 17,941.50 and 7,032.74 is: 9,705.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,001.18 : 17,941.50 = 7,032.74 : x
  2. Step 2: Convert to fraction form
    13,001.18/17,941.50 = 7,032.74/x
  3. Step 3: Cross multiply
    13,001.18x = 17,941.50 × 7,032.74
  4. Step 4: Simplify right side
    13,001.18x = 126,177,815.00
  5. Step 5: Solve for x
    x = 126,177,815.00/13,001.18
  6. Step 6: Final answer
    x = 9,705.11

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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.