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Finding the Fourth Proportional to 23,487.04, 35,224.80 and 7,904.32

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Solution

The fourth proportional to 23,487.04, 35,224.80 and 7,904.32 is: 11,854.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,487.04 : 35,224.80 = 7,904.32 : x
  2. Step 2: Convert to fraction form
    23,487.04/35,224.80 = 7,904.32/x
  3. Step 3: Cross multiply
    23,487.04x = 35,224.80 × 7,904.32
  4. Step 4: Simplify right side
    23,487.04x = 278,428,091.14
  5. Step 5: Solve for x
    x = 278,428,091.14/23,487.04
  6. Step 6: Final answer
    x = 11,854.54

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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.