Home / 37,255.71-51,417.27-21,345.30

Finding the Fourth Proportional to 37,255.71, 51,417.27 and 21,345.30

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Solution

The fourth proportional to 37,255.71, 51,417.27 and 21,345.30 is: 29,459.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,255.71 : 51,417.27 = 21,345.30 : x
  2. Step 2: Convert to fraction form
    37,255.71/51,417.27 = 21,345.30/x
  3. Step 3: Cross multiply
    37,255.71x = 51,417.27 × 21,345.30
  4. Step 4: Simplify right side
    37,255.71x = 1,097,517,053.33
  5. Step 5: Solve for x
    x = 1,097,517,053.33/37,255.71
  6. Step 6: Final answer
    x = 29,459.03

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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.