Home / 44,455.52-66,693.66-12,864.32

Finding the Fourth Proportional to 44,455.52, 66,693.66 and 12,864.32

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Solution

The fourth proportional to 44,455.52, 66,693.66 and 12,864.32 is: 19,299.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,455.52 : 66,693.66 = 12,864.32 : x
  2. Step 2: Convert to fraction form
    44,455.52/66,693.66 = 12,864.32/x
  3. Step 3: Cross multiply
    44,455.52x = 66,693.66 × 12,864.32
  4. Step 4: Simplify right side
    44,455.52x = 857,968,584.21
  5. Step 5: Solve for x
    x = 857,968,584.21/44,455.52
  6. Step 6: Final answer
    x = 19,299.48

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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.