Home / 25,809.72-35,628.30-17,437.56

Finding the Fourth Proportional to 25,809.72, 35,628.30 and 17,437.56

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Solution

The fourth proportional to 25,809.72, 35,628.30 and 17,437.56 is: 24,071.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,809.72 : 35,628.30 = 17,437.56 : x
  2. Step 2: Convert to fraction form
    25,809.72/35,628.30 = 17,437.56/x
  3. Step 3: Cross multiply
    25,809.72x = 35,628.30 × 17,437.56
  4. Step 4: Simplify right side
    25,809.72x = 621,270,618.95
  5. Step 5: Solve for x
    x = 621,270,618.95/25,809.72
  6. Step 6: Final answer
    x = 24,071.19

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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.