Home / 27,955.32-41,913.54-10,420.44

Finding the Fourth Proportional to 27,955.32, 41,913.54 and 10,420.44

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Solution

The fourth proportional to 27,955.32, 41,913.54 and 10,420.44 is: 15,623.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,955.32 : 41,913.54 = 10,420.44 : x
  2. Step 2: Convert to fraction form
    27,955.32/41,913.54 = 10,420.44/x
  3. Step 3: Cross multiply
    27,955.32x = 41,913.54 × 10,420.44
  4. Step 4: Simplify right side
    27,955.32x = 436,757,528.76
  5. Step 5: Solve for x
    x = 436,757,528.76/27,955.32
  6. Step 6: Final answer
    x = 15,623.41

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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.