Home / 27,464.70-37,903.65-15,530.16

Finding the Fourth Proportional to 27,464.70, 37,903.65 and 15,530.16

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Solution

The fourth proportional to 27,464.70, 37,903.65 and 15,530.16 is: 21,432.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,464.70 : 37,903.65 = 15,530.16 : x
  2. Step 2: Convert to fraction form
    27,464.70/37,903.65 = 15,530.16/x
  3. Step 3: Cross multiply
    27,464.70x = 37,903.65 × 15,530.16
  4. Step 4: Simplify right side
    27,464.70x = 588,649,749.08
  5. Step 5: Solve for x
    x = 588,649,749.08/27,464.70
  6. Step 6: Final answer
    x = 21,432.96

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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.