Home / 27,298.32-40,955.76-13,437.60

Finding the Fourth Proportional to 27,298.32, 40,955.76 and 13,437.60

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Solution

The fourth proportional to 27,298.32, 40,955.76 and 13,437.60 is: 20,160.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,298.32 : 40,955.76 = 13,437.60 : x
  2. Step 2: Convert to fraction form
    27,298.32/40,955.76 = 13,437.60/x
  3. Step 3: Cross multiply
    27,298.32x = 40,955.76 × 13,437.60
  4. Step 4: Simplify right side
    27,298.32x = 550,347,120.58
  5. Step 5: Solve for x
    x = 550,347,120.58/27,298.32
  6. Step 6: Final answer
    x = 20,160.48

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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.