Home / 21,703.40-32,576.70-10,622.60

Finding the Fourth Proportional to 21,703.40, 32,576.70 and 10,622.60

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Solution

The fourth proportional to 21,703.40, 32,576.70 and 10,622.60 is: 15,944.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,703.40 : 32,576.70 = 10,622.60 : x
  2. Step 2: Convert to fraction form
    21,703.40/32,576.70 = 10,622.60/x
  3. Step 3: Cross multiply
    21,703.40x = 32,576.70 × 10,622.60
  4. Step 4: Simplify right side
    21,703.40x = 346,049,253.42
  5. Step 5: Solve for x
    x = 346,049,253.42/21,703.40
  6. Step 6: Final answer
    x = 15,944.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.