Home / 17,250.39-23,750.95-15,673.76

Finding the Fourth Proportional to 17,250.39, 23,750.95 and 15,673.76

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Solution

The fourth proportional to 17,250.39, 23,750.95 and 15,673.76 is: 21,580.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,250.39 : 23,750.95 = 15,673.76 : x
  2. Step 2: Convert to fraction form
    17,250.39/23,750.95 = 15,673.76/x
  3. Step 3: Cross multiply
    17,250.39x = 23,750.95 × 15,673.76
  4. Step 4: Simplify right side
    17,250.39x = 372,266,690.07
  5. Step 5: Solve for x
    x = 372,266,690.07/17,250.39
  6. Step 6: Final answer
    x = 21,580.19

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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.