Home / 46,691.12-64,434-25,470.48

Finding the Fourth Proportional to 46,691.12, 64,434 and 25,470.48

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Solution

The fourth proportional to 46,691.12, 64,434 and 25,470.48 is: 35,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,691.12 : 64,434 = 25,470.48 : x
  2. Step 2: Convert to fraction form
    46,691.12/64,434 = 25,470.48/x
  3. Step 3: Cross multiply
    46,691.12x = 64,434 × 25,470.48
  4. Step 4: Simplify right side
    46,691.12x = 1,641,164,908.32
  5. Step 5: Solve for x
    x = 1,641,164,908.32/46,691.12
  6. Step 6: Final answer
    x = 35,149.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.