Home / 29,266.02-40,386.78-15,836.97

Finding the Fourth Proportional to 29,266.02, 40,386.78 and 15,836.97

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Solution

The fourth proportional to 29,266.02, 40,386.78 and 15,836.97 is: 21,854.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,266.02 : 40,386.78 = 15,836.97 : x
  2. Step 2: Convert to fraction form
    29,266.02/40,386.78 = 15,836.97/x
  3. Step 3: Cross multiply
    29,266.02x = 40,386.78 × 15,836.97
  4. Step 4: Simplify right side
    29,266.02x = 639,604,223.26
  5. Step 5: Solve for x
    x = 639,604,223.26/29,266.02
  6. Step 6: Final answer
    x = 21,854.84

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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.