Home / 27,501.30-37,950.77-15,564.89

Finding the Fourth Proportional to 27,501.30, 37,950.77 and 15,564.89

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Solution

The fourth proportional to 27,501.30, 37,950.77 and 15,564.89 is: 21,478.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,501.30 : 37,950.77 = 15,564.89 : x
  2. Step 2: Convert to fraction form
    27,501.30/37,950.77 = 15,564.89/x
  3. Step 3: Cross multiply
    27,501.30x = 37,950.77 × 15,564.89
  4. Step 4: Simplify right side
    27,501.30x = 590,699,292.89
  5. Step 5: Solve for x
    x = 590,699,292.89/27,501.30
  6. Step 6: Final answer
    x = 21,478.96

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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.