Home / 34,871.34-48,120.84-19,763.13

Finding the Fourth Proportional to 34,871.34, 48,120.84 and 19,763.13

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Solution

The fourth proportional to 34,871.34, 48,120.84 and 19,763.13 is: 27,272.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,871.34 : 48,120.84 = 19,763.13 : x
  2. Step 2: Convert to fraction form
    34,871.34/48,120.84 = 19,763.13/x
  3. Step 3: Cross multiply
    34,871.34x = 48,120.84 × 19,763.13
  4. Step 4: Simplify right side
    34,871.34x = 951,018,416.63
  5. Step 5: Solve for x
    x = 951,018,416.63/34,871.34
  6. Step 6: Final answer
    x = 27,272.21

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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.