Home / 26,031.40-39,028.28-15,476.38

Finding the Fourth Proportional to 26,031.40, 39,028.28 and 15,476.38

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Solution

The fourth proportional to 26,031.40, 39,028.28 and 15,476.38 is: 23,203.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,031.40 : 39,028.28 = 15,476.38 : x
  2. Step 2: Convert to fraction form
    26,031.40/39,028.28 = 15,476.38/x
  3. Step 3: Cross multiply
    26,031.40x = 39,028.28 × 15,476.38
  4. Step 4: Simplify right side
    26,031.40x = 604,016,492.03
  5. Step 5: Solve for x
    x = 604,016,492.03/26,031.40
  6. Step 6: Final answer
    x = 23,203.38

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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.