Home / 51,973.10-77,961.45-16,434.80

Finding the Fourth Proportional to 51,973.10, 77,961.45 and 16,434.80

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Solution

The fourth proportional to 51,973.10, 77,961.45 and 16,434.80 is: 24,652.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,973.10 : 77,961.45 = 16,434.80 : x
  2. Step 2: Convert to fraction form
    51,973.10/77,961.45 = 16,434.80/x
  3. Step 3: Cross multiply
    51,973.10x = 77,961.45 × 16,434.80
  4. Step 4: Simplify right side
    51,973.10x = 1,281,280,838.46
  5. Step 5: Solve for x
    x = 1,281,280,838.46/51,973.10
  6. Step 6: Final answer
    x = 24,652.77

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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.