Home / 34,564.10-47,685.41-20,219.36

Finding the Fourth Proportional to 34,564.10, 47,685.41 and 20,219.36

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Solution

The fourth proportional to 34,564.10, 47,685.41 and 20,219.36 is: 27,895.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,564.10 : 47,685.41 = 20,219.36 : x
  2. Step 2: Convert to fraction form
    34,564.10/47,685.41 = 20,219.36/x
  3. Step 3: Cross multiply
    34,564.10x = 47,685.41 × 20,219.36
  4. Step 4: Simplify right side
    34,564.10x = 964,168,132.01
  5. Step 5: Solve for x
    x = 964,168,132.01/34,564.10
  6. Step 6: Final answer
    x = 27,895.08

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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.