Home / 15,239.32-22,862.43-5,378.67

Finding the Fourth Proportional to 15,239.32, 22,862.43 and 5,378.67

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Solution

The fourth proportional to 15,239.32, 22,862.43 and 5,378.67 is: 8,069.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,239.32 : 22,862.43 = 5,378.67 : x
  2. Step 2: Convert to fraction form
    15,239.32/22,862.43 = 5,378.67/x
  3. Step 3: Cross multiply
    15,239.32x = 22,862.43 × 5,378.67
  4. Step 4: Simplify right side
    15,239.32x = 122,969,466.37
  5. Step 5: Solve for x
    x = 122,969,466.37/15,239.32
  6. Step 6: Final answer
    x = 8,069.22

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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.