Home / 37,290.51-55,957.68-13,918.77

Finding the Fourth Proportional to 37,290.51, 55,957.68 and 13,918.77

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Solution

The fourth proportional to 37,290.51, 55,957.68 and 13,918.77 is: 20,886.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,290.51 : 55,957.68 = 13,918.77 : x
  2. Step 2: Convert to fraction form
    37,290.51/55,957.68 = 13,918.77/x
  3. Step 3: Cross multiply
    37,290.51x = 55,957.68 × 13,918.77
  4. Step 4: Simplify right side
    37,290.51x = 778,862,077.65
  5. Step 5: Solve for x
    x = 778,862,077.65/37,290.51
  6. Step 6: Final answer
    x = 20,886.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.