Home / 35,301.77-48,716.79-19,386.56

Finding the Fourth Proportional to 35,301.77, 48,716.79 and 19,386.56

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Solution

The fourth proportional to 35,301.77, 48,716.79 and 19,386.56 is: 26,753.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,301.77 : 48,716.79 = 19,386.56 : x
  2. Step 2: Convert to fraction form
    35,301.77/48,716.79 = 19,386.56/x
  3. Step 3: Cross multiply
    35,301.77x = 48,716.79 × 19,386.56
  4. Step 4: Simplify right side
    35,301.77x = 944,451,094.13
  5. Step 5: Solve for x
    x = 944,451,094.13/35,301.77
  6. Step 6: Final answer
    x = 26,753.65

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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.