Home / 25,707.56-38,534.52-12,541.84

Finding the Fourth Proportional to 25,707.56, 38,534.52 and 12,541.84

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Solution

The fourth proportional to 25,707.56, 38,534.52 and 12,541.84 is: 18,799.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,707.56 : 38,534.52 = 12,541.84 : x
  2. Step 2: Convert to fraction form
    25,707.56/38,534.52 = 12,541.84/x
  3. Step 3: Cross multiply
    25,707.56x = 38,534.52 × 12,541.84
  4. Step 4: Simplify right side
    25,707.56x = 483,293,784.32
  5. Step 5: Solve for x
    x = 483,293,784.32/25,707.56
  6. Step 6: Final answer
    x = 18,799.68

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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.