Home / 26,170.40-36,115.08-14,685.32

Finding the Fourth Proportional to 26,170.40, 36,115.08 and 14,685.32

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Solution

The fourth proportional to 26,170.40, 36,115.08 and 14,685.32 is: 20,265.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,170.40 : 36,115.08 = 14,685.32 : x
  2. Step 2: Convert to fraction form
    26,170.40/36,115.08 = 14,685.32/x
  3. Step 3: Cross multiply
    26,170.40x = 36,115.08 × 14,685.32
  4. Step 4: Simplify right side
    26,170.40x = 530,361,506.63
  5. Step 5: Solve for x
    x = 530,361,506.63/26,170.40
  6. Step 6: Final answer
    x = 20,265.70

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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.