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Finding the Fourth Proportional to 15,132.94, 22,699.40 and 4,602.94

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Solution

The fourth proportional to 15,132.94, 22,699.40 and 4,602.94 is: 6,904.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,132.94 : 22,699.40 = 4,602.94 : x
  2. Step 2: Convert to fraction form
    15,132.94/22,699.40 = 4,602.94/x
  3. Step 3: Cross multiply
    15,132.94x = 22,699.40 × 4,602.94
  4. Step 4: Simplify right side
    15,132.94x = 104,483,976.24
  5. Step 5: Solve for x
    x = 104,483,976.24/15,132.94
  6. Step 6: Final answer
    x = 6,904.41

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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.