Home / 26,187.16-39,275.10-8,652.84

Finding the Fourth Proportional to 26,187.16, 39,275.10 and 8,652.84

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Solution

The fourth proportional to 26,187.16, 39,275.10 and 8,652.84 is: 12,977.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,187.16 : 39,275.10 = 8,652.84 : x
  2. Step 2: Convert to fraction form
    26,187.16/39,275.10 = 8,652.84/x
  3. Step 3: Cross multiply
    26,187.16x = 39,275.10 × 8,652.84
  4. Step 4: Simplify right side
    26,187.16x = 339,841,156.28
  5. Step 5: Solve for x
    x = 339,841,156.28/26,187.16
  6. Step 6: Final answer
    x = 12,977.40

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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.