Home / 40,137.15-60,208.61-13,841.51

Finding the Fourth Proportional to 40,137.15, 60,208.61 and 13,841.51

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Solution

The fourth proportional to 40,137.15, 60,208.61 and 13,841.51 is: 20,763.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,137.15 : 60,208.61 = 13,841.51 : x
  2. Step 2: Convert to fraction form
    40,137.15/60,208.61 = 13,841.51/x
  3. Step 3: Cross multiply
    40,137.15x = 60,208.61 × 13,841.51
  4. Step 4: Simplify right side
    40,137.15x = 833,378,077.40
  5. Step 5: Solve for x
    x = 833,378,077.40/40,137.15
  6. Step 6: Final answer
    x = 20,763.26

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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.