Home / 27,187.29-37,501.18-19,644.69

Finding the Fourth Proportional to 27,187.29, 37,501.18 and 19,644.69

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Solution

The fourth proportional to 27,187.29, 37,501.18 and 19,644.69 is: 27,097.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,187.29 : 37,501.18 = 19,644.69 : x
  2. Step 2: Convert to fraction form
    27,187.29/37,501.18 = 19,644.69/x
  3. Step 3: Cross multiply
    27,187.29x = 37,501.18 × 19,644.69
  4. Step 4: Simplify right side
    27,187.29x = 736,699,055.73
  5. Step 5: Solve for x
    x = 736,699,055.73/27,187.29
  6. Step 6: Final answer
    x = 27,097.19

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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.