Home / 23,155.04-34,740.89-9,107.28

Finding the Fourth Proportional to 23,155.04, 34,740.89 and 9,107.28

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Solution

The fourth proportional to 23,155.04, 34,740.89 and 9,107.28 is: 13,664.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,155.04 : 34,740.89 = 9,107.28 : x
  2. Step 2: Convert to fraction form
    23,155.04/34,740.89 = 9,107.28/x
  3. Step 3: Cross multiply
    23,155.04x = 34,740.89 × 9,107.28
  4. Step 4: Simplify right side
    23,155.04x = 316,395,012.68
  5. Step 5: Solve for x
    x = 316,395,012.68/23,155.04
  6. Step 6: Final answer
    x = 13,664.20

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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.