Home / 51,253.79-76,886.16-21,674.62

Finding the Fourth Proportional to 51,253.79, 76,886.16 and 21,674.62

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Solution

The fourth proportional to 51,253.79, 76,886.16 and 21,674.62 is: 32,514.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,253.79 : 76,886.16 = 21,674.62 : x
  2. Step 2: Convert to fraction form
    51,253.79/76,886.16 = 21,674.62/x
  3. Step 3: Cross multiply
    51,253.79x = 76,886.16 × 21,674.62
  4. Step 4: Simplify right side
    51,253.79x = 1,666,477,808.46
  5. Step 5: Solve for x
    x = 1,666,477,808.46/51,253.79
  6. Step 6: Final answer
    x = 32,514.24

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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.