Home / 26,248.60-39,347.70-8,709.40

Finding the Fourth Proportional to 26,248.60, 39,347.70 and 8,709.40

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Solution

The fourth proportional to 26,248.60, 39,347.70 and 8,709.40 is: 13,055.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,248.60 : 39,347.70 = 8,709.40 : x
  2. Step 2: Convert to fraction form
    26,248.60/39,347.70 = 8,709.40/x
  3. Step 3: Cross multiply
    26,248.60x = 39,347.70 × 8,709.40
  4. Step 4: Simplify right side
    26,248.60x = 342,694,858.38
  5. Step 5: Solve for x
    x = 342,694,858.38/26,248.60
  6. Step 6: Final answer
    x = 13,055.74

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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.