Home / 30,167.10-45,250.65-25,328.70

Finding the Fourth Proportional to 30,167.10, 45,250.65 and 25,328.70

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Solution

The fourth proportional to 30,167.10, 45,250.65 and 25,328.70 is: 37,993.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,167.10 : 45,250.65 = 25,328.70 : x
  2. Step 2: Convert to fraction form
    30,167.10/45,250.65 = 25,328.70/x
  3. Step 3: Cross multiply
    30,167.10x = 45,250.65 × 25,328.70
  4. Step 4: Simplify right side
    30,167.10x = 1,146,140,138.66
  5. Step 5: Solve for x
    x = 1,146,140,138.66/30,167.10
  6. Step 6: Final answer
    x = 37,993.05

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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.