Home / 19,227.12-26,518.50-12,150.96

Finding the Fourth Proportional to 19,227.12, 26,518.50 and 12,150.96

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Solution

The fourth proportional to 19,227.12, 26,518.50 and 12,150.96 is: 16,758.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,227.12 : 26,518.50 = 12,150.96 : x
  2. Step 2: Convert to fraction form
    19,227.12/26,518.50 = 12,150.96/x
  3. Step 3: Cross multiply
    19,227.12x = 26,518.50 × 12,150.96
  4. Step 4: Simplify right side
    19,227.12x = 322,225,232.76
  5. Step 5: Solve for x
    x = 322,225,232.76/19,227.12
  6. Step 6: Final answer
    x = 16,758.89

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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.