Home / 25,437.51-38,160.35-7,903.71

Finding the Fourth Proportional to 25,437.51, 38,160.35 and 7,903.71

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Solution

The fourth proportional to 25,437.51, 38,160.35 and 7,903.71 is: 11,856.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,437.51 : 38,160.35 = 7,903.71 : x
  2. Step 2: Convert to fraction form
    25,437.51/38,160.35 = 7,903.71/x
  3. Step 3: Cross multiply
    25,437.51x = 38,160.35 × 7,903.71
  4. Step 4: Simplify right side
    25,437.51x = 301,608,300.38
  5. Step 5: Solve for x
    x = 301,608,300.38/25,437.51
  6. Step 6: Final answer
    x = 11,856.83

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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.