Home / 23,750.05-32,774.93-13,139.45

Finding the Fourth Proportional to 23,750.05, 32,774.93 and 13,139.45

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Solution

The fourth proportional to 23,750.05, 32,774.93 and 13,139.45 is: 18,132.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,750.05 : 32,774.93 = 13,139.45 : x
  2. Step 2: Convert to fraction form
    23,750.05/32,774.93 = 13,139.45/x
  3. Step 3: Cross multiply
    23,750.05x = 32,774.93 × 13,139.45
  4. Step 4: Simplify right side
    23,750.05x = 430,644,488.29
  5. Step 5: Solve for x
    x = 430,644,488.29/23,750.05
  6. Step 6: Final answer
    x = 18,132.37

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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.