Home / 21,744.60-32,619.93-6,948.46

Finding the Fourth Proportional to 21,744.60, 32,619.93 and 6,948.46

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Solution

The fourth proportional to 21,744.60, 32,619.93 and 6,948.46 is: 10,423.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,744.60 : 32,619.93 = 6,948.46 : x
  2. Step 2: Convert to fraction form
    21,744.60/32,619.93 = 6,948.46/x
  3. Step 3: Cross multiply
    21,744.60x = 32,619.93 × 6,948.46
  4. Step 4: Simplify right side
    21,744.60x = 226,658,278.81
  5. Step 5: Solve for x
    x = 226,658,278.81/21,744.60
  6. Step 6: Final answer
    x = 10,423.66

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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.