Home / 13,001.06-17,948.10-9,015.26

Finding the Fourth Proportional to 13,001.06, 17,948.10 and 9,015.26

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Solution

The fourth proportional to 13,001.06, 17,948.10 and 9,015.26 is: 12,445.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,001.06 : 17,948.10 = 9,015.26 : x
  2. Step 2: Convert to fraction form
    13,001.06/17,948.10 = 9,015.26/x
  3. Step 3: Cross multiply
    13,001.06x = 17,948.10 × 9,015.26
  4. Step 4: Simplify right side
    13,001.06x = 161,806,698.27
  5. Step 5: Solve for x
    x = 161,806,698.27/13,001.06
  6. Step 6: Final answer
    x = 12,445.66

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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.