Home / 26,168.67-36,115.80-14,686.74

Finding the Fourth Proportional to 26,168.67, 36,115.80 and 14,686.74

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Solution

The fourth proportional to 26,168.67, 36,115.80 and 14,686.74 is: 20,269.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,168.67 : 36,115.80 = 14,686.74 : x
  2. Step 2: Convert to fraction form
    26,168.67/36,115.80 = 14,686.74/x
  3. Step 3: Cross multiply
    26,168.67x = 36,115.80 × 14,686.74
  4. Step 4: Simplify right side
    26,168.67x = 530,423,364.49
  5. Step 5: Solve for x
    x = 530,423,364.49/26,168.67
  6. Step 6: Final answer
    x = 20,269.40

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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.