Home / 23,253.19-34,878.85-9,920.68

Finding the Fourth Proportional to 23,253.19, 34,878.85 and 9,920.68

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Solution

The fourth proportional to 23,253.19, 34,878.85 and 9,920.68 is: 14,880.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,253.19 : 34,878.85 = 9,920.68 : x
  2. Step 2: Convert to fraction form
    23,253.19/34,878.85 = 9,920.68/x
  3. Step 3: Cross multiply
    23,253.19x = 34,878.85 × 9,920.68
  4. Step 4: Simplify right side
    23,253.19x = 346,021,909.62
  5. Step 5: Solve for x
    x = 346,021,909.62/23,253.19
  6. Step 6: Final answer
    x = 14,880.62

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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.