Home / 19,098.60-28,647.84-10,774.80

Finding the Fourth Proportional to 19,098.60, 28,647.84 and 10,774.80

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Solution

The fourth proportional to 19,098.60, 28,647.84 and 10,774.80 is: 16,162.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,098.60 : 28,647.84 = 10,774.80 : x
  2. Step 2: Convert to fraction form
    19,098.60/28,647.84 = 10,774.80/x
  3. Step 3: Cross multiply
    19,098.60x = 28,647.84 × 10,774.80
  4. Step 4: Simplify right side
    19,098.60x = 308,674,746.43
  5. Step 5: Solve for x
    x = 308,674,746.43/19,098.60
  6. Step 6: Final answer
    x = 16,162.17

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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.