Home / 35,717.28-49,291.02-19,803.21

Finding the Fourth Proportional to 35,717.28, 49,291.02 and 19,803.21

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Solution

The fourth proportional to 35,717.28, 49,291.02 and 19,803.21 is: 27,329.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,717.28 : 49,291.02 = 19,803.21 : x
  2. Step 2: Convert to fraction form
    35,717.28/49,291.02 = 19,803.21/x
  3. Step 3: Cross multiply
    35,717.28x = 49,291.02 × 19,803.21
  4. Step 4: Simplify right side
    35,717.28x = 976,120,321.16
  5. Step 5: Solve for x
    x = 976,120,321.16/35,717.28
  6. Step 6: Final answer
    x = 27,329.08

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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.