Home / 21,062.18-31,592.58-6,271.22

Finding the Fourth Proportional to 21,062.18, 31,592.58 and 6,271.22

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Solution

The fourth proportional to 21,062.18, 31,592.58 and 6,271.22 is: 9,406.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,062.18 : 31,592.58 = 6,271.22 : x
  2. Step 2: Convert to fraction form
    21,062.18/31,592.58 = 6,271.22/x
  3. Step 3: Cross multiply
    21,062.18x = 31,592.58 × 6,271.22
  4. Step 4: Simplify right side
    21,062.18x = 198,124,110.29
  5. Step 5: Solve for x
    x = 198,124,110.29/21,062.18
  6. Step 6: Final answer
    x = 9,406.63

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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.