Home / 43,786.11-65,667.20-15,700.95

Finding the Fourth Proportional to 43,786.11, 65,667.20 and 15,700.95

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Solution

The fourth proportional to 43,786.11, 65,667.20 and 15,700.95 is: 23,547.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,786.11 : 65,667.20 = 15,700.95 : x
  2. Step 2: Convert to fraction form
    43,786.11/65,667.20 = 15,700.95/x
  3. Step 3: Cross multiply
    43,786.11x = 65,667.20 × 15,700.95
  4. Step 4: Simplify right side
    43,786.11x = 1,031,037,423.84
  5. Step 5: Solve for x
    x = 1,031,037,423.84/43,786.11
  6. Step 6: Final answer
    x = 23,547.13

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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.