Home / 46,759.31-70,139.12-11,698.97

Finding the Fourth Proportional to 46,759.31, 70,139.12 and 11,698.97

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Solution

The fourth proportional to 46,759.31, 70,139.12 and 11,698.97 is: 17,548.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,759.31 : 70,139.12 = 11,698.97 : x
  2. Step 2: Convert to fraction form
    46,759.31/70,139.12 = 11,698.97/x
  3. Step 3: Cross multiply
    46,759.31x = 70,139.12 × 11,698.97
  4. Step 4: Simplify right side
    46,759.31x = 820,555,051.52
  5. Step 5: Solve for x
    x = 820,555,051.52/46,759.31
  6. Step 6: Final answer
    x = 17,548.49

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Double scale
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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.