Home / 27,466.72-37,903.64-15,529.60

Finding the Fourth Proportional to 27,466.72, 37,903.64 and 15,529.60

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Solution

The fourth proportional to 27,466.72, 37,903.64 and 15,529.60 is: 21,430.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,466.72 : 37,903.64 = 15,529.60 : x
  2. Step 2: Convert to fraction form
    27,466.72/37,903.64 = 15,529.60/x
  3. Step 3: Cross multiply
    27,466.72x = 37,903.64 × 15,529.60
  4. Step 4: Simplify right side
    27,466.72x = 588,628,367.74
  5. Step 5: Solve for x
    x = 588,628,367.74/27,466.72
  6. Step 6: Final answer
    x = 21,430.60

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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.