Home / 26,893.88-37,108.10-15,713.72

Finding the Fourth Proportional to 26,893.88, 37,108.10 and 15,713.72

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Solution

The fourth proportional to 26,893.88, 37,108.10 and 15,713.72 is: 21,681.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,893.88 : 37,108.10 = 15,713.72 : x
  2. Step 2: Convert to fraction form
    26,893.88/37,108.10 = 15,713.72/x
  3. Step 3: Cross multiply
    26,893.88x = 37,108.10 × 15,713.72
  4. Step 4: Simplify right side
    26,893.88x = 583,106,293.13
  5. Step 5: Solve for x
    x = 583,106,293.13/26,893.88
  6. Step 6: Final answer
    x = 21,681.75

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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.