Home / 23,870.42-35,806.34-11,391.76

Finding the Fourth Proportional to 23,870.42, 35,806.34 and 11,391.76

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Solution

The fourth proportional to 23,870.42, 35,806.34 and 11,391.76 is: 17,087.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,870.42 : 35,806.34 = 11,391.76 : x
  2. Step 2: Convert to fraction form
    23,870.42/35,806.34 = 11,391.76/x
  3. Step 3: Cross multiply
    23,870.42x = 35,806.34 × 11,391.76
  4. Step 4: Simplify right side
    23,870.42x = 407,897,231.76
  5. Step 5: Solve for x
    x = 407,897,231.76/23,870.42
  6. Step 6: Final answer
    x = 17,087.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.