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Finding the Fourth Proportional to 59,385.51, 89,070.03 and 15,009.57

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Solution

The fourth proportional to 59,385.51, 89,070.03 and 15,009.57 is: 22,512.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,385.51 : 89,070.03 = 15,009.57 : x
  2. Step 2: Convert to fraction form
    59,385.51/89,070.03 = 15,009.57/x
  3. Step 3: Cross multiply
    59,385.51x = 89,070.03 × 15,009.57
  4. Step 4: Simplify right side
    59,385.51x = 1,336,902,850.19
  5. Step 5: Solve for x
    x = 1,336,902,850.19/59,385.51
  6. Step 6: Final answer
    x = 22,512.27

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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.