Home / 25,656.04-38,432.85-16,864.30

Finding the Fourth Proportional to 25,656.04, 38,432.85 and 16,864.30

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Solution

The fourth proportional to 25,656.04, 38,432.85 and 16,864.30 is: 25,262.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,656.04 : 38,432.85 = 16,864.30 : x
  2. Step 2: Convert to fraction form
    25,656.04/38,432.85 = 16,864.30/x
  3. Step 3: Cross multiply
    25,656.04x = 38,432.85 × 16,864.30
  4. Step 4: Simplify right side
    25,656.04x = 648,143,112.26
  5. Step 5: Solve for x
    x = 648,143,112.26/25,656.04
  6. Step 6: Final answer
    x = 25,262.79

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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.