Home / 26,211.90-36,184.68-16,785.84

Finding the Fourth Proportional to 26,211.90, 36,184.68 and 16,785.84

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Solution

The fourth proportional to 26,211.90, 36,184.68 and 16,785.84 is: 23,172.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,211.90 : 36,184.68 = 16,785.84 : x
  2. Step 2: Convert to fraction form
    26,211.90/36,184.68 = 16,785.84/x
  3. Step 3: Cross multiply
    26,211.90x = 36,184.68 × 16,785.84
  4. Step 4: Simplify right side
    26,211.90x = 607,390,248.93
  5. Step 5: Solve for x
    x = 607,390,248.93/26,211.90
  6. Step 6: Final answer
    x = 23,172.31

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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.