Home / 37,637.83-51,925.38-21,719.20

Finding the Fourth Proportional to 37,637.83, 51,925.38 and 21,719.20

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Solution

The fourth proportional to 37,637.83, 51,925.38 and 21,719.20 is: 29,963.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,637.83 : 51,925.38 = 21,719.20 : x
  2. Step 2: Convert to fraction form
    37,637.83/51,925.38 = 21,719.20/x
  3. Step 3: Cross multiply
    37,637.83x = 51,925.38 × 21,719.20
  4. Step 4: Simplify right side
    37,637.83x = 1,127,777,345.07
  5. Step 5: Solve for x
    x = 1,127,777,345.07/37,637.83
  6. Step 6: Final answer
    x = 29,963.94

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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.