Home / 15,487.35-23,231.91-4,393.17

Finding the Fourth Proportional to 15,487.35, 23,231.91 and 4,393.17

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Solution

The fourth proportional to 15,487.35, 23,231.91 and 4,393.17 is: 6,590.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,487.35 : 23,231.91 = 4,393.17 : x
  2. Step 2: Convert to fraction form
    15,487.35/23,231.91 = 4,393.17/x
  3. Step 3: Cross multiply
    15,487.35x = 23,231.91 × 4,393.17
  4. Step 4: Simplify right side
    15,487.35x = 102,061,642.94
  5. Step 5: Solve for x
    x = 102,061,642.94/15,487.35
  6. Step 6: Final answer
    x = 6,590.00

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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.