Home / 17,688.42-26,497.89-10,277.37

Finding the Fourth Proportional to 17,688.42, 26,497.89 and 10,277.37

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Solution

The fourth proportional to 17,688.42, 26,497.89 and 10,277.37 is: 15,395.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,688.42 : 26,497.89 = 10,277.37 : x
  2. Step 2: Convert to fraction form
    17,688.42/26,497.89 = 10,277.37/x
  3. Step 3: Cross multiply
    17,688.42x = 26,497.89 × 10,277.37
  4. Step 4: Simplify right side
    17,688.42x = 272,328,619.75
  5. Step 5: Solve for x
    x = 272,328,619.75/17,688.42
  6. Step 6: Final answer
    x = 15,395.87

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1.5x scale

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.