Home / 31,595.99-47,388.51-17,329.05

Finding the Fourth Proportional to 31,595.99, 47,388.51 and 17,329.05

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Solution

The fourth proportional to 31,595.99, 47,388.51 and 17,329.05 is: 25,990.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,595.99 : 47,388.51 = 17,329.05 : x
  2. Step 2: Convert to fraction form
    31,595.99/47,388.51 = 17,329.05/x
  3. Step 3: Cross multiply
    31,595.99x = 47,388.51 × 17,329.05
  4. Step 4: Simplify right side
    31,595.99x = 821,197,859.22
  5. Step 5: Solve for x
    x = 821,197,859.22/31,595.99
  6. Step 6: Final answer
    x = 25,990.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.