Home / 50,557.22-75,837.45-13,118.48

Finding the Fourth Proportional to 50,557.22, 75,837.45 and 13,118.48

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Solution

The fourth proportional to 50,557.22, 75,837.45 and 13,118.48 is: 19,678.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,557.22 : 75,837.45 = 13,118.48 : x
  2. Step 2: Convert to fraction form
    50,557.22/75,837.45 = 13,118.48/x
  3. Step 3: Cross multiply
    50,557.22x = 75,837.45 × 13,118.48
  4. Step 4: Simplify right side
    50,557.22x = 994,872,071.08
  5. Step 5: Solve for x
    x = 994,872,071.08/50,557.22
  6. Step 6: Final answer
    x = 19,678.14

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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.