Home / 12,834.60-19,266.30-9,925.80

Finding the Fourth Proportional to 12,834.60, 19,266.30 and 9,925.80

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Solution

The fourth proportional to 12,834.60, 19,266.30 and 9,925.80 is: 14,899.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,834.60 : 19,266.30 = 9,925.80 : x
  2. Step 2: Convert to fraction form
    12,834.60/19,266.30 = 9,925.80/x
  3. Step 3: Cross multiply
    12,834.60x = 19,266.30 × 9,925.80
  4. Step 4: Simplify right side
    12,834.60x = 191,233,440.54
  5. Step 5: Solve for x
    x = 191,233,440.54/12,834.60
  6. Step 6: Final answer
    x = 14,899.84

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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.