Home / 15,017.80-22,526.70-7,227.40

Finding the Fourth Proportional to 15,017.80, 22,526.70 and 7,227.40

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Solution

The fourth proportional to 15,017.80, 22,526.70 and 7,227.40 is: 10,841.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,017.80 : 22,526.70 = 7,227.40 : x
  2. Step 2: Convert to fraction form
    15,017.80/22,526.70 = 7,227.40/x
  3. Step 3: Cross multiply
    15,017.80x = 22,526.70 × 7,227.40
  4. Step 4: Simplify right side
    15,017.80x = 162,809,471.58
  5. Step 5: Solve for x
    x = 162,809,471.58/15,017.80
  6. Step 6: Final answer
    x = 10,841.10

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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.