Home / 19,340.64-26,699.22-15,097.86

Finding the Fourth Proportional to 19,340.64, 26,699.22 and 15,097.86

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Solution

The fourth proportional to 19,340.64, 26,699.22 and 15,097.86 is: 20,842.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,340.64 : 26,699.22 = 15,097.86 : x
  2. Step 2: Convert to fraction form
    19,340.64/26,699.22 = 15,097.86/x
  3. Step 3: Cross multiply
    19,340.64x = 26,699.22 × 15,097.86
  4. Step 4: Simplify right side
    19,340.64x = 403,101,085.67
  5. Step 5: Solve for x
    x = 403,101,085.67/19,340.64
  6. Step 6: Final answer
    x = 20,842.18

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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.