Home / 18,992.40-26,204.18-10,925.63

Finding the Fourth Proportional to 18,992.40, 26,204.18 and 10,925.63

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Solution

The fourth proportional to 18,992.40, 26,204.18 and 10,925.63 is: 15,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,992.40 : 26,204.18 = 10,925.63 : x
  2. Step 2: Convert to fraction form
    18,992.40/26,204.18 = 10,925.63/x
  3. Step 3: Cross multiply
    18,992.40x = 26,204.18 × 10,925.63
  4. Step 4: Simplify right side
    18,992.40x = 286,297,186.02
  5. Step 5: Solve for x
    x = 286,297,186.02/18,992.40
  6. Step 6: Final answer
    x = 15,074.30

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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.