Home / 42,246.10-63,376.80-20,059.30

Finding the Fourth Proportional to 42,246.10, 63,376.80 and 20,059.30

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Solution

The fourth proportional to 42,246.10, 63,376.80 and 20,059.30 is: 30,092.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,246.10 : 63,376.80 = 20,059.30 : x
  2. Step 2: Convert to fraction form
    42,246.10/63,376.80 = 20,059.30/x
  3. Step 3: Cross multiply
    42,246.10x = 63,376.80 × 20,059.30
  4. Step 4: Simplify right side
    42,246.10x = 1,271,294,244.24
  5. Step 5: Solve for x
    x = 1,271,294,244.24/42,246.10
  6. Step 6: Final answer
    x = 30,092.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.