Home / 19,043.91-26,272.17-11,490.53

Finding the Fourth Proportional to 19,043.91, 26,272.17 and 11,490.53

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Solution

The fourth proportional to 19,043.91, 26,272.17 and 11,490.53 is: 15,851.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,043.91 : 26,272.17 = 11,490.53 : x
  2. Step 2: Convert to fraction form
    19,043.91/26,272.17 = 11,490.53/x
  3. Step 3: Cross multiply
    19,043.91x = 26,272.17 × 11,490.53
  4. Step 4: Simplify right side
    19,043.91x = 301,881,026.19
  5. Step 5: Solve for x
    x = 301,881,026.19/19,043.91
  6. Step 6: Final answer
    x = 15,851.84

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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.