Home / 26,308.94-36,300.36-15,696.50

Finding the Fourth Proportional to 26,308.94, 36,300.36 and 15,696.50

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Solution

The fourth proportional to 26,308.94, 36,300.36 and 15,696.50 is: 21,657.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,308.94 : 36,300.36 = 15,696.50 : x
  2. Step 2: Convert to fraction form
    26,308.94/36,300.36 = 15,696.50/x
  3. Step 3: Cross multiply
    26,308.94x = 36,300.36 × 15,696.50
  4. Step 4: Simplify right side
    26,308.94x = 569,788,600.74
  5. Step 5: Solve for x
    x = 569,788,600.74/26,308.94
  6. Step 6: Final answer
    x = 21,657.60

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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.