Home / 25,309.92-34,925-14,697.48

Finding the Fourth Proportional to 25,309.92, 34,925 and 14,697.48

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Solution

The fourth proportional to 25,309.92, 34,925 and 14,697.48 is: 20,280.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,309.92 : 34,925 = 14,697.48 : x
  2. Step 2: Convert to fraction form
    25,309.92/34,925 = 14,697.48/x
  3. Step 3: Cross multiply
    25,309.92x = 34,925 × 14,697.48
  4. Step 4: Simplify right side
    25,309.92x = 513,309,489
  5. Step 5: Solve for x
    x = 513,309,489/25,309.92
  6. Step 6: Final answer
    x = 20,280.96

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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.