Home / 17,810.12-26,717.70-6,720.86

Finding the Fourth Proportional to 17,810.12, 26,717.70 and 6,720.86

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Solution

The fourth proportional to 17,810.12, 26,717.70 and 6,720.86 is: 10,082.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,810.12 : 26,717.70 = 6,720.86 : x
  2. Step 2: Convert to fraction form
    17,810.12/26,717.70 = 6,720.86/x
  3. Step 3: Cross multiply
    17,810.12x = 26,717.70 × 6,720.86
  4. Step 4: Simplify right side
    17,810.12x = 179,565,921.22
  5. Step 5: Solve for x
    x = 179,565,921.22/17,810.12
  6. Step 6: Final answer
    x = 10,082.24

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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.