Home / 26,400.02-39,595.82-8,630.55

Finding the Fourth Proportional to 26,400.02, 39,595.82 and 8,630.55

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Solution

The fourth proportional to 26,400.02, 39,595.82 and 8,630.55 is: 12,944.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,400.02 : 39,595.82 = 8,630.55 : x
  2. Step 2: Convert to fraction form
    26,400.02/39,595.82 = 8,630.55/x
  3. Step 3: Cross multiply
    26,400.02x = 39,595.82 × 8,630.55
  4. Step 4: Simplify right side
    26,400.02x = 341,733,661.15
  5. Step 5: Solve for x
    x = 341,733,661.15/26,400.02
  6. Step 6: Final answer
    x = 12,944.45

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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.