Home / 15,414.01-21,271.34-10,701.02

Finding the Fourth Proportional to 15,414.01, 21,271.34 and 10,701.02

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Solution

The fourth proportional to 15,414.01, 21,271.34 and 10,701.02 is: 14,767.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,414.01 : 21,271.34 = 10,701.02 : x
  2. Step 2: Convert to fraction form
    15,414.01/21,271.34 = 10,701.02/x
  3. Step 3: Cross multiply
    15,414.01x = 21,271.34 × 10,701.02
  4. Step 4: Simplify right side
    15,414.01x = 227,625,114.70
  5. Step 5: Solve for x
    x = 227,625,114.70/15,414.01
  6. Step 6: Final answer
    x = 14,767.42

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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.