Home / 45,701.30-68,526.46-14,102.39

Finding the Fourth Proportional to 45,701.30, 68,526.46 and 14,102.39

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Solution

The fourth proportional to 45,701.30, 68,526.46 and 14,102.39 is: 21,145.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,701.30 : 68,526.46 = 14,102.39 : x
  2. Step 2: Convert to fraction form
    45,701.30/68,526.46 = 14,102.39/x
  3. Step 3: Cross multiply
    45,701.30x = 68,526.46 × 14,102.39
  4. Step 4: Simplify right side
    45,701.30x = 966,386,864.24
  5. Step 5: Solve for x
    x = 966,386,864.24/45,701.30
  6. Step 6: Final answer
    x = 21,145.72

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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.