Home / 26,208.50-36,168.54-15,030.50

Finding the Fourth Proportional to 26,208.50, 36,168.54 and 15,030.50

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Solution

The fourth proportional to 26,208.50, 36,168.54 and 15,030.50 is: 20,742.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,208.50 : 36,168.54 = 15,030.50 : x
  2. Step 2: Convert to fraction form
    26,208.50/36,168.54 = 15,030.50/x
  3. Step 3: Cross multiply
    26,208.50x = 36,168.54 × 15,030.50
  4. Step 4: Simplify right side
    26,208.50x = 543,631,240.47
  5. Step 5: Solve for x
    x = 543,631,240.47/26,208.50
  6. Step 6: Final answer
    x = 20,742.55

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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.