Home / 27,695.31-38,222.74-15,595.91

Finding the Fourth Proportional to 27,695.31, 38,222.74 and 15,595.91

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Solution

The fourth proportional to 27,695.31, 38,222.74 and 15,595.91 is: 21,524.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,695.31 : 38,222.74 = 15,595.91 : x
  2. Step 2: Convert to fraction form
    27,695.31/38,222.74 = 15,595.91/x
  3. Step 3: Cross multiply
    27,695.31x = 38,222.74 × 15,595.91
  4. Step 4: Simplify right side
    27,695.31x = 596,118,412.99
  5. Step 5: Solve for x
    x = 596,118,412.99/27,695.31
  6. Step 6: Final answer
    x = 21,524.16

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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.