Home / 51,758.41-71,462.01-39,637.51

Finding the Fourth Proportional to 51,758.41, 71,462.01 and 39,637.51

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Solution

The fourth proportional to 51,758.41, 71,462.01 and 39,637.51 is: 54,726.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,758.41 : 71,462.01 = 39,637.51 : x
  2. Step 2: Convert to fraction form
    51,758.41/71,462.01 = 39,637.51/x
  3. Step 3: Cross multiply
    51,758.41x = 71,462.01 × 39,637.51
  4. Step 4: Simplify right side
    51,758.41x = 2,832,575,959.39
  5. Step 5: Solve for x
    x = 2,832,575,959.39/51,758.41
  6. Step 6: Final answer
    x = 54,726.87

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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.