Home / 27,295.32-37,661.28-15,354.30

Finding the Fourth Proportional to 27,295.32, 37,661.28 and 15,354.30

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Solution

The fourth proportional to 27,295.32, 37,661.28 and 15,354.30 is: 21,185.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,295.32 : 37,661.28 = 15,354.30 : x
  2. Step 2: Convert to fraction form
    27,295.32/37,661.28 = 15,354.30/x
  3. Step 3: Cross multiply
    27,295.32x = 37,661.28 × 15,354.30
  4. Step 4: Simplify right side
    27,295.32x = 578,262,591.50
  5. Step 5: Solve for x
    x = 578,262,591.50/27,295.32
  6. Step 6: Final answer
    x = 21,185.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.