Home / 27,453.71-37,872.18-17,365.16

Finding the Fourth Proportional to 27,453.71, 37,872.18 and 17,365.16

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Solution

The fourth proportional to 27,453.71, 37,872.18 and 17,365.16 is: 23,955.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,453.71 : 37,872.18 = 17,365.16 : x
  2. Step 2: Convert to fraction form
    27,453.71/37,872.18 = 17,365.16/x
  3. Step 3: Cross multiply
    27,453.71x = 37,872.18 × 17,365.16
  4. Step 4: Simplify right side
    27,453.71x = 657,656,275.89
  5. Step 5: Solve for x
    x = 657,656,275.89/27,453.71
  6. Step 6: Final answer
    x = 23,955.10

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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.