Home / 14,880.90-22,310.55-6,111.30

Finding the Fourth Proportional to 14,880.90, 22,310.55 and 6,111.30

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Solution

The fourth proportional to 14,880.90, 22,310.55 and 6,111.30 is: 9,162.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,880.90 : 22,310.55 = 6,111.30 : x
  2. Step 2: Convert to fraction form
    14,880.90/22,310.55 = 6,111.30/x
  3. Step 3: Cross multiply
    14,880.90x = 22,310.55 × 6,111.30
  4. Step 4: Simplify right side
    14,880.90x = 136,346,464.22
  5. Step 5: Solve for x
    x = 136,346,464.22/14,880.90
  6. Step 6: Final answer
    x = 9,162.51

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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.