Home / 51,252.65-76,882.21-21,666.59

Finding the Fourth Proportional to 51,252.65, 76,882.21 and 21,666.59

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Solution

The fourth proportional to 51,252.65, 76,882.21 and 21,666.59 is: 32,501.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,252.65 : 76,882.21 = 21,666.59 : x
  2. Step 2: Convert to fraction form
    51,252.65/76,882.21 = 21,666.59/x
  3. Step 3: Cross multiply
    51,252.65x = 76,882.21 × 21,666.59
  4. Step 4: Simplify right side
    51,252.65x = 1,665,774,829.62
  5. Step 5: Solve for x
    x = 1,665,774,829.62/51,252.65
  6. Step 6: Final answer
    x = 32,501.25

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1.5x scale

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.