Home / 56,515.46-84,784.88-18,567.61

Finding the Fourth Proportional to 56,515.46, 84,784.88 and 18,567.61

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Solution

The fourth proportional to 56,515.46, 84,784.88 and 18,567.61 is: 27,855.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,515.46 : 84,784.88 = 18,567.61 : x
  2. Step 2: Convert to fraction form
    56,515.46/84,784.88 = 18,567.61/x
  3. Step 3: Cross multiply
    56,515.46x = 84,784.88 × 18,567.61
  4. Step 4: Simplify right side
    56,515.46x = 1,574,252,585.74
  5. Step 5: Solve for x
    x = 1,574,252,585.74/56,515.46
  6. Step 6: Final answer
    x = 27,855.26

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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.