Home / 32,450.78-44,782.66-19,031.72

Finding the Fourth Proportional to 32,450.78, 44,782.66 and 19,031.72

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Solution

The fourth proportional to 32,450.78, 44,782.66 and 19,031.72 is: 26,264.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,450.78 : 44,782.66 = 19,031.72 : x
  2. Step 2: Convert to fraction form
    32,450.78/44,782.66 = 19,031.72/x
  3. Step 3: Cross multiply
    32,450.78x = 44,782.66 × 19,031.72
  4. Step 4: Simplify right side
    32,450.78x = 852,290,822.06
  5. Step 5: Solve for x
    x = 852,290,822.06/32,450.78
  6. Step 6: Final answer
    x = 26,264.11

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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.