Home / 21,062.46-31,593.36-6,271.46

Finding the Fourth Proportional to 21,062.46, 31,593.36 and 6,271.46

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Solution

The fourth proportional to 21,062.46, 31,593.36 and 6,271.46 is: 9,407.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,062.46 : 31,593.36 = 6,271.46 : x
  2. Step 2: Convert to fraction form
    21,062.46/31,593.36 = 6,271.46/x
  3. Step 3: Cross multiply
    21,062.46x = 31,593.36 × 6,271.46
  4. Step 4: Simplify right side
    21,062.46x = 198,136,493.51
  5. Step 5: Solve for x
    x = 198,136,493.51/21,062.46
  6. Step 6: Final answer
    x = 9,407.09

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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.