Home / 29,924.60-41,312.81-19,866.79

Finding the Fourth Proportional to 29,924.60, 41,312.81 and 19,866.79

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Solution

The fourth proportional to 29,924.60, 41,312.81 and 19,866.79 is: 27,427.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,924.60 : 41,312.81 = 19,866.79 : x
  2. Step 2: Convert to fraction form
    29,924.60/41,312.81 = 19,866.79/x
  3. Step 3: Cross multiply
    29,924.60x = 41,312.81 × 19,866.79
  4. Step 4: Simplify right side
    29,924.60x = 820,752,733.63
  5. Step 5: Solve for x
    x = 820,752,733.63/29,924.60
  6. Step 6: Final answer
    x = 27,427.36

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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.