Home / 12,834.10-19,265.55-9,925.30

Finding the Fourth Proportional to 12,834.10, 19,265.55 and 9,925.30

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Solution

The fourth proportional to 12,834.10, 19,265.55 and 9,925.30 is: 14,899.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,834.10 : 19,265.55 = 9,925.30 : x
  2. Step 2: Convert to fraction form
    12,834.10/19,265.55 = 9,925.30/x
  3. Step 3: Cross multiply
    12,834.10x = 19,265.55 × 9,925.30
  4. Step 4: Simplify right side
    12,834.10x = 191,216,363.42
  5. Step 5: Solve for x
    x = 191,216,363.42/12,834.10
  6. Step 6: Final answer
    x = 14,899.09

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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.