Home / 26,316.30-36,329.13-15,563.02

Finding the Fourth Proportional to 26,316.30, 36,329.13 and 15,563.02

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Solution

The fourth proportional to 26,316.30, 36,329.13 and 15,563.02 is: 21,484.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,316.30 : 36,329.13 = 15,563.02 : x
  2. Step 2: Convert to fraction form
    26,316.30/36,329.13 = 15,563.02/x
  3. Step 3: Cross multiply
    26,316.30x = 36,329.13 × 15,563.02
  4. Step 4: Simplify right side
    26,316.30x = 565,390,976.77
  5. Step 5: Solve for x
    x = 565,390,976.77/26,316.30
  6. Step 6: Final answer
    x = 21,484.44

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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.