Home / 18,860.08-26,028.12-10,904.26

Finding the Fourth Proportional to 18,860.08, 26,028.12 and 10,904.26

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Solution

The fourth proportional to 18,860.08, 26,028.12 and 10,904.26 is: 15,048.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,860.08 : 26,028.12 = 10,904.26 : x
  2. Step 2: Convert to fraction form
    18,860.08/26,028.12 = 10,904.26/x
  3. Step 3: Cross multiply
    18,860.08x = 26,028.12 × 10,904.26
  4. Step 4: Simplify right side
    18,860.08x = 283,817,387.79
  5. Step 5: Solve for x
    x = 283,817,387.79/18,860.08
  6. Step 6: Final answer
    x = 15,048.58

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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.