Home / 19,343.48-29,018.25-8,250.19

Finding the Fourth Proportional to 19,343.48, 29,018.25 and 8,250.19

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Solution

The fourth proportional to 19,343.48, 29,018.25 and 8,250.19 is: 12,376.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,343.48 : 29,018.25 = 8,250.19 : x
  2. Step 2: Convert to fraction form
    19,343.48/29,018.25 = 8,250.19/x
  3. Step 3: Cross multiply
    19,343.48x = 29,018.25 × 8,250.19
  4. Step 4: Simplify right side
    19,343.48x = 239,406,003.42
  5. Step 5: Solve for x
    x = 239,406,003.42/19,343.48
  6. Step 6: Final answer
    x = 12,376.58

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1.5x scale

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.