Home / 15,401.61-23,105.26-4,874.28

Finding the Fourth Proportional to 15,401.61, 23,105.26 and 4,874.28

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Solution

The fourth proportional to 15,401.61, 23,105.26 and 4,874.28 is: 7,312.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,401.61 : 23,105.26 = 4,874.28 : x
  2. Step 2: Convert to fraction form
    15,401.61/23,105.26 = 4,874.28/x
  3. Step 3: Cross multiply
    15,401.61x = 23,105.26 × 4,874.28
  4. Step 4: Simplify right side
    15,401.61x = 112,621,506.71
  5. Step 5: Solve for x
    x = 112,621,506.71/15,401.61
  6. Step 6: Final answer
    x = 7,312.32

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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.