Home / 26,319.02-39,479.25-8,788.22

Finding the Fourth Proportional to 26,319.02, 39,479.25 and 8,788.22

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Solution

The fourth proportional to 26,319.02, 39,479.25 and 8,788.22 is: 13,182.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,319.02 : 39,479.25 = 8,788.22 : x
  2. Step 2: Convert to fraction form
    26,319.02/39,479.25 = 8,788.22/x
  3. Step 3: Cross multiply
    26,319.02x = 39,479.25 × 8,788.22
  4. Step 4: Simplify right side
    26,319.02x = 346,952,334.44
  5. Step 5: Solve for x
    x = 346,952,334.44/26,319.02
  6. Step 6: Final answer
    x = 13,182.57

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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.