Home / 29,093.13-40,145.47-19,531.08

Finding the Fourth Proportional to 29,093.13, 40,145.47 and 19,531.08

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Solution

The fourth proportional to 29,093.13, 40,145.47 and 19,531.08 is: 26,950.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,093.13 : 40,145.47 = 19,531.08 : x
  2. Step 2: Convert to fraction form
    29,093.13/40,145.47 = 19,531.08/x
  3. Step 3: Cross multiply
    29,093.13x = 40,145.47 × 19,531.08
  4. Step 4: Simplify right side
    29,093.13x = 784,084,337.38
  5. Step 5: Solve for x
    x = 784,084,337.38/29,093.13
  6. Step 6: Final answer
    x = 26,950.84

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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.