Home / 21,038.82-31,552.77-6,244.26

Finding the Fourth Proportional to 21,038.82, 31,552.77 and 6,244.26

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Solution

The fourth proportional to 21,038.82, 31,552.77 and 6,244.26 is: 9,364.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,038.82 : 31,552.77 = 6,244.26 : x
  2. Step 2: Convert to fraction form
    21,038.82/31,552.77 = 6,244.26/x
  3. Step 3: Cross multiply
    21,038.82x = 31,552.77 × 6,244.26
  4. Step 4: Simplify right side
    21,038.82x = 197,023,699.60
  5. Step 5: Solve for x
    x = 197,023,699.60/21,038.82
  6. Step 6: Final answer
    x = 9,364.77

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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.