Home / 10,018.89-15,033.57-4,100.17

Finding the Fourth Proportional to 10,018.89, 15,033.57 and 4,100.17

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Solution

The fourth proportional to 10,018.89, 15,033.57 and 4,100.17 is: 6,152.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,018.89 : 15,033.57 = 4,100.17 : x
  2. Step 2: Convert to fraction form
    10,018.89/15,033.57 = 4,100.17/x
  3. Step 3: Cross multiply
    10,018.89x = 15,033.57 × 4,100.17
  4. Step 4: Simplify right side
    10,018.89x = 61,640,155.12
  5. Step 5: Solve for x
    x = 61,640,155.12/10,018.89
  6. Step 6: Final answer
    x = 6,152.40

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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.