Home / 30,229.53-45,344.40-10,508.25

Finding the Fourth Proportional to 30,229.53, 45,344.40 and 10,508.25

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Solution

The fourth proportional to 30,229.53, 45,344.40 and 10,508.25 is: 15,762.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,229.53 : 45,344.40 = 10,508.25 : x
  2. Step 2: Convert to fraction form
    30,229.53/45,344.40 = 10,508.25/x
  3. Step 3: Cross multiply
    30,229.53x = 45,344.40 × 10,508.25
  4. Step 4: Simplify right side
    30,229.53x = 476,490,291.30
  5. Step 5: Solve for x
    x = 476,490,291.30/30,229.53
  6. Step 6: Final answer
    x = 15,762.41

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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.