Home / 35,143.69-52,702.27-11,445.05

Finding the Fourth Proportional to 35,143.69, 52,702.27 and 11,445.05

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Solution

The fourth proportional to 35,143.69, 52,702.27 and 11,445.05 is: 17,163.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,143.69 : 52,702.27 = 11,445.05 : x
  2. Step 2: Convert to fraction form
    35,143.69/52,702.27 = 11,445.05/x
  3. Step 3: Cross multiply
    35,143.69x = 52,702.27 × 11,445.05
  4. Step 4: Simplify right side
    35,143.69x = 603,180,115.26
  5. Step 5: Solve for x
    x = 603,180,115.26/35,143.69
  6. Step 6: Final answer
    x = 17,163.26

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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.