Home / 30,916.56-46,363.20-11,190.24

Finding the Fourth Proportional to 30,916.56, 46,363.20 and 11,190.24

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Solution

The fourth proportional to 30,916.56, 46,363.20 and 11,190.24 is: 16,781.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,916.56 : 46,363.20 = 11,190.24 : x
  2. Step 2: Convert to fraction form
    30,916.56/46,363.20 = 11,190.24/x
  3. Step 3: Cross multiply
    30,916.56x = 46,363.20 × 11,190.24
  4. Step 4: Simplify right side
    30,916.56x = 518,815,335.17
  5. Step 5: Solve for x
    x = 518,815,335.17/30,916.56
  6. Step 6: Final answer
    x = 16,781.15

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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.