Home / 23,780.93-35,638.58-17,931.11

Finding the Fourth Proportional to 23,780.93, 35,638.58 and 17,931.11

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Solution

The fourth proportional to 23,780.93, 35,638.58 and 17,931.11 is: 26,871.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,780.93 : 35,638.58 = 17,931.11 : x
  2. Step 2: Convert to fraction form
    23,780.93/35,638.58 = 17,931.11/x
  3. Step 3: Cross multiply
    23,780.93x = 35,638.58 × 17,931.11
  4. Step 4: Simplify right side
    23,780.93x = 639,039,164.86
  5. Step 5: Solve for x
    x = 639,039,164.86/23,780.93
  6. Step 6: Final answer
    x = 26,871.92

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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.