Home / 15,688.93-23,536.30-5,159.53

Finding the Fourth Proportional to 15,688.93, 23,536.30 and 5,159.53

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Solution

The fourth proportional to 15,688.93, 23,536.30 and 5,159.53 is: 7,740.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,688.93 : 23,536.30 = 5,159.53 : x
  2. Step 2: Convert to fraction form
    15,688.93/23,536.30 = 5,159.53/x
  3. Step 3: Cross multiply
    15,688.93x = 23,536.30 × 5,159.53
  4. Step 4: Simplify right side
    15,688.93x = 121,436,245.94
  5. Step 5: Solve for x
    x = 121,436,245.94/15,688.93
  6. Step 6: Final answer
    x = 7,740.25

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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.