Home / 16,859.82-23,277.51-15,088.38

Finding the Fourth Proportional to 16,859.82, 23,277.51 and 15,088.38

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Solution

The fourth proportional to 16,859.82, 23,277.51 and 15,088.38 is: 20,831.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,859.82 : 23,277.51 = 15,088.38 : x
  2. Step 2: Convert to fraction form
    16,859.82/23,277.51 = 15,088.38/x
  3. Step 3: Cross multiply
    16,859.82x = 23,277.51 × 15,088.38
  4. Step 4: Simplify right side
    16,859.82x = 351,219,916.33
  5. Step 5: Solve for x
    x = 351,219,916.33/16,859.82
  6. Step 6: Final answer
    x = 20,831.77

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1.5x scale

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.