Home / 15,599.46-21,524.77-8,885.22

Finding the Fourth Proportional to 15,599.46, 21,524.77 and 8,885.22

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Solution

The fourth proportional to 15,599.46, 21,524.77 and 8,885.22 is: 12,260.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,599.46 : 21,524.77 = 8,885.22 : x
  2. Step 2: Convert to fraction form
    15,599.46/21,524.77 = 8,885.22/x
  3. Step 3: Cross multiply
    15,599.46x = 21,524.77 × 8,885.22
  4. Step 4: Simplify right side
    15,599.46x = 191,252,368.36
  5. Step 5: Solve for x
    x = 191,252,368.36/15,599.46
  6. Step 6: Final answer
    x = 12,260.19

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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.