Home / 47,036.16-70,552.26-11,976.66

Finding the Fourth Proportional to 47,036.16, 70,552.26 and 11,976.66

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Solution

The fourth proportional to 47,036.16, 70,552.26 and 11,976.66 is: 17,964.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,036.16 : 70,552.26 = 11,976.66 : x
  2. Step 2: Convert to fraction form
    47,036.16/70,552.26 = 11,976.66/x
  3. Step 3: Cross multiply
    47,036.16x = 70,552.26 × 11,976.66
  4. Step 4: Simplify right side
    47,036.16x = 844,980,430.25
  5. Step 5: Solve for x
    x = 844,980,430.25/47,036.16
  6. Step 6: Final answer
    x = 17,964.49

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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.