Home / 37,637.13-51,935.50-21,726.71

Finding the Fourth Proportional to 37,637.13, 51,935.50 and 21,726.71

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Solution

The fourth proportional to 37,637.13, 51,935.50 and 21,726.71 is: 29,980.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,637.13 : 51,935.50 = 21,726.71 : x
  2. Step 2: Convert to fraction form
    37,637.13/51,935.50 = 21,726.71/x
  3. Step 3: Cross multiply
    37,637.13x = 51,935.50 × 21,726.71
  4. Step 4: Simplify right side
    37,637.13x = 1,128,387,178.89
  5. Step 5: Solve for x
    x = 1,128,387,178.89/37,637.13
  6. Step 6: Final answer
    x = 29,980.69

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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.