Home / 26,244.60-39,341.70-8,705.40

Finding the Fourth Proportional to 26,244.60, 39,341.70 and 8,705.40

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Solution

The fourth proportional to 26,244.60, 39,341.70 and 8,705.40 is: 13,049.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,244.60 : 39,341.70 = 8,705.40 : x
  2. Step 2: Convert to fraction form
    26,244.60/39,341.70 = 8,705.40/x
  3. Step 3: Cross multiply
    26,244.60x = 39,341.70 × 8,705.40
  4. Step 4: Simplify right side
    26,244.60x = 342,485,235.18
  5. Step 5: Solve for x
    x = 342,485,235.18/26,244.60
  6. Step 6: Final answer
    x = 13,049.74

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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.