Home / 27,685.49-41,533.70-10,155.47

Finding the Fourth Proportional to 27,685.49, 41,533.70 and 10,155.47

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Solution

The fourth proportional to 27,685.49, 41,533.70 and 10,155.47 is: 15,235.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,685.49 : 41,533.70 = 10,155.47 : x
  2. Step 2: Convert to fraction form
    27,685.49/41,533.70 = 10,155.47/x
  3. Step 3: Cross multiply
    27,685.49x = 41,533.70 × 10,155.47
  4. Step 4: Simplify right side
    27,685.49x = 421,794,244.34
  5. Step 5: Solve for x
    x = 421,794,244.34/27,685.49
  6. Step 6: Final answer
    x = 15,235.21

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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.