Home / 17,381.95-23,985.29-10,667.86

Finding the Fourth Proportional to 17,381.95, 23,985.29 and 10,667.86

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Solution

The fourth proportional to 17,381.95, 23,985.29 and 10,667.86 is: 14,720.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,381.95 : 23,985.29 = 10,667.86 : x
  2. Step 2: Convert to fraction form
    17,381.95/23,985.29 = 10,667.86/x
  3. Step 3: Cross multiply
    17,381.95x = 23,985.29 × 10,667.86
  4. Step 4: Simplify right side
    17,381.95x = 255,871,682.49
  5. Step 5: Solve for x
    x = 255,871,682.49/17,381.95
  6. Step 6: Final answer
    x = 14,720.54

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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.