Home / 35,320.29-48,742.89-19,406.22

Finding the Fourth Proportional to 35,320.29, 48,742.89 and 19,406.22

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Solution

The fourth proportional to 35,320.29, 48,742.89 and 19,406.22 is: 26,781.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,320.29 : 48,742.89 = 19,406.22 : x
  2. Step 2: Convert to fraction form
    35,320.29/48,742.89 = 19,406.22/x
  3. Step 3: Cross multiply
    35,320.29x = 48,742.89 × 19,406.22
  4. Step 4: Simplify right side
    35,320.29x = 945,915,246.78
  5. Step 5: Solve for x
    x = 945,915,246.78/35,320.29
  6. Step 6: Final answer
    x = 26,781.07

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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.