Home / 23,431.32-35,231.28-21,604.76

Finding the Fourth Proportional to 23,431.32, 35,231.28 and 21,604.76

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Solution

The fourth proportional to 23,431.32, 35,231.28 and 21,604.76 is: 32,484.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,431.32 : 35,231.28 = 21,604.76 : x
  2. Step 2: Convert to fraction form
    23,431.32/35,231.28 = 21,604.76/x
  3. Step 3: Cross multiply
    23,431.32x = 35,231.28 × 21,604.76
  4. Step 4: Simplify right side
    23,431.32x = 761,163,348.89
  5. Step 5: Solve for x
    x = 761,163,348.89/23,431.32
  6. Step 6: Final answer
    x = 32,484.87

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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.