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Finding the Fourth Proportional to 31,068.03, 46,609.80 and 10,010.05

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Solution

The fourth proportional to 31,068.03, 46,609.80 and 10,010.05 is: 15,017.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,068.03 : 46,609.80 = 10,010.05 : x
  2. Step 2: Convert to fraction form
    31,068.03/46,609.80 = 10,010.05/x
  3. Step 3: Cross multiply
    31,068.03x = 46,609.80 × 10,010.05
  4. Step 4: Simplify right side
    31,068.03x = 466,566,428.49
  5. Step 5: Solve for x
    x = 466,566,428.49/31,068.03
  6. Step 6: Final answer
    x = 15,017.58

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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.