Home / 15,017.40-22,526.10-11,518.20

Finding the Fourth Proportional to 15,017.40, 22,526.10 and 11,518.20

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Solution

The fourth proportional to 15,017.40, 22,526.10 and 11,518.20 is: 17,277.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,017.40 : 22,526.10 = 11,518.20 : x
  2. Step 2: Convert to fraction form
    15,017.40/22,526.10 = 11,518.20/x
  3. Step 3: Cross multiply
    15,017.40x = 22,526.10 × 11,518.20
  4. Step 4: Simplify right side
    15,017.40x = 259,460,125.02
  5. Step 5: Solve for x
    x = 259,460,125.02/15,017.40
  6. Step 6: Final answer
    x = 17,277.30

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Similar ratio
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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.