Home / 28,271.18-42,377.24-9,544.76

Finding the Fourth Proportional to 28,271.18, 42,377.24 and 9,544.76

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Solution

The fourth proportional to 28,271.18, 42,377.24 and 9,544.76 is: 14,307.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,271.18 : 42,377.24 = 9,544.76 : x
  2. Step 2: Convert to fraction form
    28,271.18/42,377.24 = 9,544.76/x
  3. Step 3: Cross multiply
    28,271.18x = 42,377.24 × 9,544.76
  4. Step 4: Simplify right side
    28,271.18x = 404,480,585.26
  5. Step 5: Solve for x
    x = 404,480,585.26/28,271.18
  6. Step 6: Final answer
    x = 14,307.17

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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.