Home / 40,924.68-61,387.32-13,222.68

Finding the Fourth Proportional to 40,924.68, 61,387.32 and 13,222.68

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Solution

The fourth proportional to 40,924.68, 61,387.32 and 13,222.68 is: 19,834.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,924.68 : 61,387.32 = 13,222.68 : x
  2. Step 2: Convert to fraction form
    40,924.68/61,387.32 = 13,222.68/x
  3. Step 3: Cross multiply
    40,924.68x = 61,387.32 × 13,222.68
  4. Step 4: Simplify right side
    40,924.68x = 811,704,888.42
  5. Step 5: Solve for x
    x = 811,704,888.42/40,924.68
  6. Step 6: Final answer
    x = 19,834.12

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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.