Home / 34,639.71-47,802.45-19,326.39

Finding the Fourth Proportional to 34,639.71, 47,802.45 and 19,326.39

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Solution

The fourth proportional to 34,639.71, 47,802.45 and 19,326.39 is: 26,670.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,639.71 : 47,802.45 = 19,326.39 : x
  2. Step 2: Convert to fraction form
    34,639.71/47,802.45 = 19,326.39/x
  3. Step 3: Cross multiply
    34,639.71x = 47,802.45 × 19,326.39
  4. Step 4: Simplify right side
    34,639.71x = 923,848,791.66
  5. Step 5: Solve for x
    x = 923,848,791.66/34,639.71
  6. Step 6: Final answer
    x = 26,670.22

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1.5x scale

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.