Home / 27,525.50-37,991.97-15,595.88

Finding the Fourth Proportional to 27,525.50, 37,991.97 and 15,595.88

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Solution

The fourth proportional to 27,525.50, 37,991.97 and 15,595.88 is: 21,526.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,525.50 : 37,991.97 = 15,595.88 : x
  2. Step 2: Convert to fraction form
    27,525.50/37,991.97 = 15,595.88/x
  3. Step 3: Cross multiply
    27,525.50x = 37,991.97 × 15,595.88
  4. Step 4: Simplify right side
    27,525.50x = 592,518,015.12
  5. Step 5: Solve for x
    x = 592,518,015.12/27,525.50
  6. Step 6: Final answer
    x = 21,526.15

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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.