Home / 26,433.60-39,641.76-8,899.26

Finding the Fourth Proportional to 26,433.60, 39,641.76 and 8,899.26

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Solution

The fourth proportional to 26,433.60, 39,641.76 and 8,899.26 is: 13,345.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,433.60 : 39,641.76 = 8,899.26 : x
  2. Step 2: Convert to fraction form
    26,433.60/39,641.76 = 8,899.26/x
  3. Step 3: Cross multiply
    26,433.60x = 39,641.76 × 8,899.26
  4. Step 4: Simplify right side
    26,433.60x = 352,782,329.10
  5. Step 5: Solve for x
    x = 352,782,329.10/26,433.60
  6. Step 6: Final answer
    x = 13,345.98

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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.