Home / 26,145.99-39,221.42-15,031.17

Finding the Fourth Proportional to 26,145.99, 39,221.42 and 15,031.17

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Solution

The fourth proportional to 26,145.99, 39,221.42 and 15,031.17 is: 22,548.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,145.99 : 39,221.42 = 15,031.17 : x
  2. Step 2: Convert to fraction form
    26,145.99/39,221.42 = 15,031.17/x
  3. Step 3: Cross multiply
    26,145.99x = 39,221.42 × 15,031.17
  4. Step 4: Simplify right side
    26,145.99x = 589,543,756.51
  5. Step 5: Solve for x
    x = 589,543,756.51/26,145.99
  6. Step 6: Final answer
    x = 22,548.15

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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.