Home / 15,036-22,559.16-6,721.74

Finding the Fourth Proportional to 15,036, 22,559.16 and 6,721.74

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Solution

The fourth proportional to 15,036, 22,559.16 and 6,721.74 is: 10,084.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,036 : 22,559.16 = 6,721.74 : x
  2. Step 2: Convert to fraction form
    15,036/22,559.16 = 6,721.74/x
  3. Step 3: Cross multiply
    15,036x = 22,559.16 × 6,721.74
  4. Step 4: Simplify right side
    15,036x = 151,636,808.14
  5. Step 5: Solve for x
    x = 151,636,808.14/15,036
  6. Step 6: Final answer
    x = 10,084.92

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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.