Home / 37,259.19-51,419.48-21,343.68

Finding the Fourth Proportional to 37,259.19, 51,419.48 and 21,343.68

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Solution

The fourth proportional to 37,259.19, 51,419.48 and 21,343.68 is: 29,455.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,259.19 : 51,419.48 = 21,343.68 : x
  2. Step 2: Convert to fraction form
    37,259.19/51,419.48 = 21,343.68/x
  3. Step 3: Cross multiply
    37,259.19x = 51,419.48 × 21,343.68
  4. Step 4: Simplify right side
    37,259.19x = 1,097,480,855.64
  5. Step 5: Solve for x
    x = 1,097,480,855.64/37,259.19
  6. Step 6: Final answer
    x = 29,455.31

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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.