Home / 34,719.64-47,913.14-18,804.11

Finding the Fourth Proportional to 34,719.64, 47,913.14 and 18,804.11

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Solution

The fourth proportional to 34,719.64, 47,913.14 and 18,804.11 is: 25,949.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,719.64 : 47,913.14 = 18,804.11 : x
  2. Step 2: Convert to fraction form
    34,719.64/47,913.14 = 18,804.11/x
  3. Step 3: Cross multiply
    34,719.64x = 47,913.14 × 18,804.11
  4. Step 4: Simplify right side
    34,719.64x = 900,963,621.42
  5. Step 5: Solve for x
    x = 900,963,621.42/34,719.64
  6. Step 6: Final answer
    x = 25,949.69

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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.