Home / 29,346.89-40,498.71-15,918.14

Finding the Fourth Proportional to 29,346.89, 40,498.71 and 15,918.14

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Solution

The fourth proportional to 29,346.89, 40,498.71 and 15,918.14 is: 21,967.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,346.89 : 40,498.71 = 15,918.14 : x
  2. Step 2: Convert to fraction form
    29,346.89/40,498.71 = 15,918.14/x
  3. Step 3: Cross multiply
    29,346.89x = 40,498.71 × 15,918.14
  4. Step 4: Simplify right side
    29,346.89x = 644,663,933.11
  5. Step 5: Solve for x
    x = 644,663,933.11/29,346.89
  6. Step 6: Final answer
    x = 21,967.03

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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.