Home / 52,731.40-79,074.06-15,786.76

Finding the Fourth Proportional to 52,731.40, 79,074.06 and 15,786.76

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Solution

The fourth proportional to 52,731.40, 79,074.06 and 15,786.76 is: 23,673.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,731.40 : 79,074.06 = 15,786.76 : x
  2. Step 2: Convert to fraction form
    52,731.40/79,074.06 = 15,786.76/x
  3. Step 3: Cross multiply
    52,731.40x = 79,074.06 × 15,786.76
  4. Step 4: Simplify right side
    52,731.40x = 1,248,323,207.45
  5. Step 5: Solve for x
    x = 1,248,323,207.45/52,731.40
  6. Step 6: Final answer
    x = 23,673.24

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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.