Home / 15,600.46-21,526.15-8,886.22

Finding the Fourth Proportional to 15,600.46, 21,526.15 and 8,886.22

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Solution

The fourth proportional to 15,600.46, 21,526.15 and 8,886.22 is: 12,261.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,600.46 : 21,526.15 = 8,886.22 : x
  2. Step 2: Convert to fraction form
    15,600.46/21,526.15 = 8,886.22/x
  3. Step 3: Cross multiply
    15,600.46x = 21,526.15 × 8,886.22
  4. Step 4: Simplify right side
    15,600.46x = 191,286,104.65
  5. Step 5: Solve for x
    x = 191,286,104.65/15,600.46
  6. Step 6: Final answer
    x = 12,261.57

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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.