Home / 14,949.64-22,428.40-7,455.40

Finding the Fourth Proportional to 14,949.64, 22,428.40 and 7,455.40

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Solution

The fourth proportional to 14,949.64, 22,428.40 and 7,455.40 is: 11,185.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,949.64 : 22,428.40 = 7,455.40 : x
  2. Step 2: Convert to fraction form
    14,949.64/22,428.40 = 7,455.40/x
  3. Step 3: Cross multiply
    14,949.64x = 22,428.40 × 7,455.40
  4. Step 4: Simplify right side
    14,949.64x = 167,212,693.36
  5. Step 5: Solve for x
    x = 167,212,693.36/14,949.64
  6. Step 6: Final answer
    x = 11,185.06

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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.