Home / 43,088.28-64,648.90-16,811.34

Finding the Fourth Proportional to 43,088.28, 64,648.90 and 16,811.34

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Solution

The fourth proportional to 43,088.28, 64,648.90 and 16,811.34 is: 25,223.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,088.28 : 64,648.90 = 16,811.34 : x
  2. Step 2: Convert to fraction form
    43,088.28/64,648.90 = 16,811.34/x
  3. Step 3: Cross multiply
    43,088.28x = 64,648.90 × 16,811.34
  4. Step 4: Simplify right side
    43,088.28x = 1,086,834,638.53
  5. Step 5: Solve for x
    x = 1,086,834,638.53/43,088.28
  6. Step 6: Final answer
    x = 25,223.44

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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.