Home / 17,887.16-26,827.68-4,740.86

Finding the Fourth Proportional to 17,887.16, 26,827.68 and 4,740.86

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Solution

The fourth proportional to 17,887.16, 26,827.68 and 4,740.86 is: 7,110.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,887.16 : 26,827.68 = 4,740.86 : x
  2. Step 2: Convert to fraction form
    17,887.16/26,827.68 = 4,740.86/x
  3. Step 3: Cross multiply
    17,887.16x = 26,827.68 × 4,740.86
  4. Step 4: Simplify right side
    17,887.16x = 127,186,275.00
  5. Step 5: Solve for x
    x = 127,186,275.00/17,887.16
  6. Step 6: Final answer
    x = 7,110.48

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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.