Home / 34,874.24-48,130.88-19,769.36

Finding the Fourth Proportional to 34,874.24, 48,130.88 and 19,769.36

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Solution

The fourth proportional to 34,874.24, 48,130.88 and 19,769.36 is: 27,284.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,874.24 : 48,130.88 = 19,769.36 : x
  2. Step 2: Convert to fraction form
    34,874.24/48,130.88 = 19,769.36/x
  3. Step 3: Cross multiply
    34,874.24x = 48,130.88 × 19,769.36
  4. Step 4: Simplify right side
    34,874.24x = 951,516,693.84
  5. Step 5: Solve for x
    x = 951,516,693.84/34,874.24
  6. Step 6: Final answer
    x = 27,284.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.