Home / 19,187.48-28,777.34-6,708.04

Finding the Fourth Proportional to 19,187.48, 28,777.34 and 6,708.04

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Solution

The fourth proportional to 19,187.48, 28,777.34 and 6,708.04 is: 10,060.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,187.48 : 28,777.34 = 6,708.04 : x
  2. Step 2: Convert to fraction form
    19,187.48/28,777.34 = 6,708.04/x
  3. Step 3: Cross multiply
    19,187.48x = 28,777.34 × 6,708.04
  4. Step 4: Simplify right side
    19,187.48x = 193,039,547.81
  5. Step 5: Solve for x
    x = 193,039,547.81/19,187.48
  6. Step 6: Final answer
    x = 10,060.70

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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.