Home / 26,955.68-37,195.88-15,625.40

Finding the Fourth Proportional to 26,955.68, 37,195.88 and 15,625.40

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Solution

The fourth proportional to 26,955.68, 37,195.88 and 15,625.40 is: 21,561.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,955.68 : 37,195.88 = 15,625.40 : x
  2. Step 2: Convert to fraction form
    26,955.68/37,195.88 = 15,625.40/x
  3. Step 3: Cross multiply
    26,955.68x = 37,195.88 × 15,625.40
  4. Step 4: Simplify right side
    26,955.68x = 581,200,503.35
  5. Step 5: Solve for x
    x = 581,200,503.35/26,955.68
  6. Step 6: Final answer
    x = 21,561.34

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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.