Home / 27,399.01-37,810.64-15,464.87

Finding the Fourth Proportional to 27,399.01, 37,810.64 and 15,464.87

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Solution

The fourth proportional to 27,399.01, 37,810.64 and 15,464.87 is: 21,341.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,399.01 : 37,810.64 = 15,464.87 : x
  2. Step 2: Convert to fraction form
    27,399.01/37,810.64 = 15,464.87/x
  3. Step 3: Cross multiply
    27,399.01x = 37,810.64 × 15,464.87
  4. Step 4: Simplify right side
    27,399.01x = 584,736,554.89
  5. Step 5: Solve for x
    x = 584,736,554.89/27,399.01
  6. Step 6: Final answer
    x = 21,341.53

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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.