Home / 62,813.12-94,184.16-20,681.84

Finding the Fourth Proportional to 62,813.12, 94,184.16 and 20,681.84

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Solution

The fourth proportional to 62,813.12, 94,184.16 and 20,681.84 is: 31,011.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,813.12 : 94,184.16 = 20,681.84 : x
  2. Step 2: Convert to fraction form
    62,813.12/94,184.16 = 20,681.84/x
  3. Step 3: Cross multiply
    62,813.12x = 94,184.16 × 20,681.84
  4. Step 4: Simplify right side
    62,813.12x = 1,947,901,727.65
  5. Step 5: Solve for x
    x = 1,947,901,727.65/62,813.12
  6. Step 6: Final answer
    x = 31,011.06

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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.