Home / 19,298.62-26,634.96-12,225.70

Finding the Fourth Proportional to 19,298.62, 26,634.96 and 12,225.70

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Solution

The fourth proportional to 19,298.62, 26,634.96 and 12,225.70 is: 16,873.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,298.62 : 26,634.96 = 12,225.70 : x
  2. Step 2: Convert to fraction form
    19,298.62/26,634.96 = 12,225.70/x
  3. Step 3: Cross multiply
    19,298.62x = 26,634.96 × 12,225.70
  4. Step 4: Simplify right side
    19,298.62x = 325,631,030.47
  5. Step 5: Solve for x
    x = 325,631,030.47/19,298.62
  6. Step 6: Final answer
    x = 16,873.28

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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.