Home / 28,926.12-43,399.08-13,332

Finding the Fourth Proportional to 28,926.12, 43,399.08 and 13,332

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Solution

The fourth proportional to 28,926.12, 43,399.08 and 13,332 is: 20,002.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,926.12 : 43,399.08 = 13,332 : x
  2. Step 2: Convert to fraction form
    28,926.12/43,399.08 = 13,332/x
  3. Step 3: Cross multiply
    28,926.12x = 43,399.08 × 13,332
  4. Step 4: Simplify right side
    28,926.12x = 578,596,534.56
  5. Step 5: Solve for x
    x = 578,596,534.56/28,926.12
  6. Step 6: Final answer
    x = 20,002.56

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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.