Home / 21,038.03-31,562.97-6,247.53

Finding the Fourth Proportional to 21,038.03, 31,562.97 and 6,247.53

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Solution

The fourth proportional to 21,038.03, 31,562.97 and 6,247.53 is: 9,373.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,038.03 : 31,562.97 = 6,247.53 : x
  2. Step 2: Convert to fraction form
    21,038.03/31,562.97 = 6,247.53/x
  3. Step 3: Cross multiply
    21,038.03x = 31,562.97 × 6,247.53
  4. Step 4: Simplify right side
    21,038.03x = 197,190,578.54
  5. Step 5: Solve for x
    x = 197,190,578.54/21,038.03
  6. Step 6: Final answer
    x = 9,373.05

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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.