Home / 25,317.72-34,929.90-14,703.48

Finding the Fourth Proportional to 25,317.72, 34,929.90 and 14,703.48

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Solution

The fourth proportional to 25,317.72, 34,929.90 and 14,703.48 is: 20,285.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,317.72 : 34,929.90 = 14,703.48 : x
  2. Step 2: Convert to fraction form
    25,317.72/34,929.90 = 14,703.48/x
  3. Step 3: Cross multiply
    25,317.72x = 34,929.90 × 14,703.48
  4. Step 4: Simplify right side
    25,317.72x = 513,591,086.05
  5. Step 5: Solve for x
    x = 513,591,086.05/25,317.72
  6. Step 6: Final answer
    x = 20,285.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.