Home / 15,858.29-23,798.97-12,775.52

Finding the Fourth Proportional to 15,858.29, 23,798.97 and 12,775.52

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Solution

The fourth proportional to 15,858.29, 23,798.97 and 12,775.52 is: 19,172.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,858.29 : 23,798.97 = 12,775.52 : x
  2. Step 2: Convert to fraction form
    15,858.29/23,798.97 = 12,775.52/x
  3. Step 3: Cross multiply
    15,858.29x = 23,798.97 × 12,775.52
  4. Step 4: Simplify right side
    15,858.29x = 304,044,098.22
  5. Step 5: Solve for x
    x = 304,044,098.22/15,858.29
  6. Step 6: Final answer
    x = 19,172.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.