Home / 17,381.86-23,985.19-10,667.77

Finding the Fourth Proportional to 17,381.86, 23,985.19 and 10,667.77

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Solution

The fourth proportional to 17,381.86, 23,985.19 and 10,667.77 is: 14,720.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,381.86 : 23,985.19 = 10,667.77 : x
  2. Step 2: Convert to fraction form
    17,381.86/23,985.19 = 10,667.77/x
  3. Step 3: Cross multiply
    17,381.86x = 23,985.19 × 10,667.77
  4. Step 4: Simplify right side
    17,381.86x = 255,868,490.33
  5. Step 5: Solve for x
    x = 255,868,490.33/17,381.86
  6. Step 6: Final answer
    x = 14,720.43

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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.