Home / 35,335.96-48,763.06-19,420.07

Finding the Fourth Proportional to 35,335.96, 48,763.06 and 19,420.07

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Solution

The fourth proportional to 35,335.96, 48,763.06 and 19,420.07 is: 26,799.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,335.96 : 48,763.06 = 19,420.07 : x
  2. Step 2: Convert to fraction form
    35,335.96/48,763.06 = 19,420.07/x
  3. Step 3: Cross multiply
    35,335.96x = 48,763.06 × 19,420.07
  4. Step 4: Simplify right side
    35,335.96x = 946,981,697.70
  5. Step 5: Solve for x
    x = 946,981,697.70/35,335.96
  6. Step 6: Final answer
    x = 26,799.38

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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.