Home / 26,140.30-36,079.32-16,077.40

Finding the Fourth Proportional to 26,140.30, 36,079.32 and 16,077.40

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Solution

The fourth proportional to 26,140.30, 36,079.32 and 16,077.40 is: 22,190.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,140.30 : 36,079.32 = 16,077.40 : x
  2. Step 2: Convert to fraction form
    26,140.30/36,079.32 = 16,077.40/x
  3. Step 3: Cross multiply
    26,140.30x = 36,079.32 × 16,077.40
  4. Step 4: Simplify right side
    26,140.30x = 580,061,659.37
  5. Step 5: Solve for x
    x = 580,061,659.37/26,140.30
  6. Step 6: Final answer
    x = 22,190.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.