Home / 15,432.26-23,148.29-3,745.40

Finding the Fourth Proportional to 15,432.26, 23,148.29 and 3,745.40

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Solution

The fourth proportional to 15,432.26, 23,148.29 and 3,745.40 is: 5,618.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,432.26 : 23,148.29 = 3,745.40 : x
  2. Step 2: Convert to fraction form
    15,432.26/23,148.29 = 3,745.40/x
  3. Step 3: Cross multiply
    15,432.26x = 23,148.29 × 3,745.40
  4. Step 4: Simplify right side
    15,432.26x = 86,699,498.99
  5. Step 5: Solve for x
    x = 86,699,498.99/15,432.26
  6. Step 6: Final answer
    x = 5,618.07

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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.