Home / 26,541.19-39,786.81-8,998.57

Finding the Fourth Proportional to 26,541.19, 39,786.81 and 8,998.57

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Solution

The fourth proportional to 26,541.19, 39,786.81 and 8,998.57 is: 13,489.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,541.19 : 39,786.81 = 8,998.57 : x
  2. Step 2: Convert to fraction form
    26,541.19/39,786.81 = 8,998.57/x
  3. Step 3: Cross multiply
    26,541.19x = 39,786.81 × 8,998.57
  4. Step 4: Simplify right side
    26,541.19x = 358,024,394.86
  5. Step 5: Solve for x
    x = 358,024,394.86/26,541.19
  6. Step 6: Final answer
    x = 13,489.39

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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.