Home / 52,026.40-78,031.68-16,966

Finding the Fourth Proportional to 52,026.40, 78,031.68 and 16,966

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Solution

The fourth proportional to 52,026.40, 78,031.68 and 16,966 is: 25,446.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,026.40 : 78,031.68 = 16,966 : x
  2. Step 2: Convert to fraction form
    52,026.40/78,031.68 = 16,966/x
  3. Step 3: Cross multiply
    52,026.40x = 78,031.68 × 16,966
  4. Step 4: Simplify right side
    52,026.40x = 1,323,885,482.88
  5. Step 5: Solve for x
    x = 1,323,885,482.88/52,026.40
  6. Step 6: Final answer
    x = 25,446.42

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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.