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Finding the Fourth Proportional to 15,673.03, 23,493.03 and 5,140.31

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Solution

The fourth proportional to 15,673.03, 23,493.03 and 5,140.31 is: 7,705.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,673.03 : 23,493.03 = 5,140.31 : x
  2. Step 2: Convert to fraction form
    15,673.03/23,493.03 = 5,140.31/x
  3. Step 3: Cross multiply
    15,673.03x = 23,493.03 × 5,140.31
  4. Step 4: Simplify right side
    15,673.03x = 120,761,457.04
  5. Step 5: Solve for x
    x = 120,761,457.04/15,673.03
  6. Step 6: Final answer
    x = 7,705.05

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1.5x scale

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.