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Finding the Fourth Proportional to 15,476.16, 23,209.86 and 4,803.50

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Solution

The fourth proportional to 15,476.16, 23,209.86 and 4,803.50 is: 7,203.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,476.16 : 23,209.86 = 4,803.50 : x
  2. Step 2: Convert to fraction form
    15,476.16/23,209.86 = 4,803.50/x
  3. Step 3: Cross multiply
    15,476.16x = 23,209.86 × 4,803.50
  4. Step 4: Simplify right side
    15,476.16x = 111,488,562.51
  5. Step 5: Solve for x
    x = 111,488,562.51/15,476.16
  6. Step 6: Final answer
    x = 7,203.89

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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.