Home / 21,014.34-31,526.12-6,224.40

Finding the Fourth Proportional to 21,014.34, 31,526.12 and 6,224.40

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Solution

The fourth proportional to 21,014.34, 31,526.12 and 6,224.40 is: 9,337.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,014.34 : 31,526.12 = 6,224.40 : x
  2. Step 2: Convert to fraction form
    21,014.34/31,526.12 = 6,224.40/x
  3. Step 3: Cross multiply
    21,014.34x = 31,526.12 × 6,224.40
  4. Step 4: Simplify right side
    21,014.34x = 196,231,181.33
  5. Step 5: Solve for x
    x = 196,231,181.33/21,014.34
  6. Step 6: Final answer
    x = 9,337.97

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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.