Home / 15,578.28-23,371.32-4,484.72

Finding the Fourth Proportional to 15,578.28, 23,371.32 and 4,484.72

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Solution

The fourth proportional to 15,578.28, 23,371.32 and 4,484.72 is: 6,728.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,578.28 : 23,371.32 = 4,484.72 : x
  2. Step 2: Convert to fraction form
    15,578.28/23,371.32 = 4,484.72/x
  3. Step 3: Cross multiply
    15,578.28x = 23,371.32 × 4,484.72
  4. Step 4: Simplify right side
    15,578.28x = 104,813,826.23
  5. Step 5: Solve for x
    x = 104,813,826.23/15,578.28
  6. Step 6: Final answer
    x = 6,728.20

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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.