Home / 35,595.22-49,121.13-19,680.34

Finding the Fourth Proportional to 35,595.22, 49,121.13 and 19,680.34

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Solution

The fourth proportional to 35,595.22, 49,121.13 and 19,680.34 is: 27,158.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,595.22 : 49,121.13 = 19,680.34 : x
  2. Step 2: Convert to fraction form
    35,595.22/49,121.13 = 19,680.34/x
  3. Step 3: Cross multiply
    35,595.22x = 49,121.13 × 19,680.34
  4. Step 4: Simplify right side
    35,595.22x = 966,720,539.58
  5. Step 5: Solve for x
    x = 966,720,539.58/35,595.22
  6. Step 6: Final answer
    x = 27,158.72

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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.