Home / 15,356.23-23,010.35-10,685.37

Finding the Fourth Proportional to 15,356.23, 23,010.35 and 10,685.37

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Solution

The fourth proportional to 15,356.23, 23,010.35 and 10,685.37 is: 16,011.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,356.23 : 23,010.35 = 10,685.37 : x
  2. Step 2: Convert to fraction form
    15,356.23/23,010.35 = 10,685.37/x
  3. Step 3: Cross multiply
    15,356.23x = 23,010.35 × 10,685.37
  4. Step 4: Simplify right side
    15,356.23x = 245,873,961.81
  5. Step 5: Solve for x
    x = 245,873,961.81/15,356.23
  6. Step 6: Final answer
    x = 16,011.35

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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.