Home / 22,904.80-34,358.56-7,111.32

Finding the Fourth Proportional to 22,904.80, 34,358.56 and 7,111.32

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Solution

The fourth proportional to 22,904.80, 34,358.56 and 7,111.32 is: 10,667.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,904.80 : 34,358.56 = 7,111.32 : x
  2. Step 2: Convert to fraction form
    22,904.80/34,358.56 = 7,111.32/x
  3. Step 3: Cross multiply
    22,904.80x = 34,358.56 × 7,111.32
  4. Step 4: Simplify right side
    22,904.80x = 244,334,714.90
  5. Step 5: Solve for x
    x = 244,334,714.90/22,904.80
  6. Step 6: Final answer
    x = 10,667.40

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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.