Home / 15,490.12-23,235.15-4,396.91

Finding the Fourth Proportional to 15,490.12, 23,235.15 and 4,396.91

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Solution

The fourth proportional to 15,490.12, 23,235.15 and 4,396.91 is: 6,595.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,490.12 : 23,235.15 = 4,396.91 : x
  2. Step 2: Convert to fraction form
    15,490.12/23,235.15 = 4,396.91/x
  3. Step 3: Cross multiply
    15,490.12x = 23,235.15 × 4,396.91
  4. Step 4: Simplify right side
    15,490.12x = 102,162,921.47
  5. Step 5: Solve for x
    x = 102,162,921.47/15,490.12
  6. Step 6: Final answer
    x = 6,595.36

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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.