Home / 49,528.44-74,312.10-21,807

Finding the Fourth Proportional to 49,528.44, 74,312.10 and 21,807

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Solution

The fourth proportional to 49,528.44, 74,312.10 and 21,807 is: 32,719.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,528.44 : 74,312.10 = 21,807 : x
  2. Step 2: Convert to fraction form
    49,528.44/74,312.10 = 21,807/x
  3. Step 3: Cross multiply
    49,528.44x = 74,312.10 × 21,807
  4. Step 4: Simplify right side
    49,528.44x = 1,620,523,964.70
  5. Step 5: Solve for x
    x = 1,620,523,964.70/49,528.44
  6. Step 6: Final answer
    x = 32,719.06

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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.