Home / 15,065.40-22,601.70-7,267.80

Finding the Fourth Proportional to 15,065.40, 22,601.70 and 7,267.80

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Solution

The fourth proportional to 15,065.40, 22,601.70 and 7,267.80 is: 10,903.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,065.40 : 22,601.70 = 7,267.80 : x
  2. Step 2: Convert to fraction form
    15,065.40/22,601.70 = 7,267.80/x
  3. Step 3: Cross multiply
    15,065.40x = 22,601.70 × 7,267.80
  4. Step 4: Simplify right side
    15,065.40x = 164,264,635.26
  5. Step 5: Solve for x
    x = 164,264,635.26/15,065.40
  6. Step 6: Final answer
    x = 10,903.44

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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.