Home / 15,961.77-22,027.29-8,888.46

Finding the Fourth Proportional to 15,961.77, 22,027.29 and 8,888.46

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Solution

The fourth proportional to 15,961.77, 22,027.29 and 8,888.46 is: 12,266.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,961.77 : 22,027.29 = 8,888.46 : x
  2. Step 2: Convert to fraction form
    15,961.77/22,027.29 = 8,888.46/x
  3. Step 3: Cross multiply
    15,961.77x = 22,027.29 × 8,888.46
  4. Step 4: Simplify right side
    15,961.77x = 195,788,686.07
  5. Step 5: Solve for x
    x = 195,788,686.07/15,961.77
  6. Step 6: Final answer
    x = 12,266.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.