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Finding the Fourth Proportional to 15,256.76, 22,886.34 and 4,868.50

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Solution

The fourth proportional to 15,256.76, 22,886.34 and 4,868.50 is: 7,303.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,256.76 : 22,886.34 = 4,868.50 : x
  2. Step 2: Convert to fraction form
    15,256.76/22,886.34 = 4,868.50/x
  3. Step 3: Cross multiply
    15,256.76x = 22,886.34 × 4,868.50
  4. Step 4: Simplify right side
    15,256.76x = 111,422,146.29
  5. Step 5: Solve for x
    x = 111,422,146.29/15,256.76
  6. Step 6: Final answer
    x = 7,303.13

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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.