Home / 36,254.77-50,031.93-20,339.57

Finding the Fourth Proportional to 36,254.77, 50,031.93 and 20,339.57

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Solution

The fourth proportional to 36,254.77, 50,031.93 and 20,339.57 is: 28,068.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,254.77 : 50,031.93 = 20,339.57 : x
  2. Step 2: Convert to fraction form
    36,254.77/50,031.93 = 20,339.57/x
  3. Step 3: Cross multiply
    36,254.77x = 50,031.93 × 20,339.57
  4. Step 4: Simplify right side
    36,254.77x = 1,017,627,942.47
  5. Step 5: Solve for x
    x = 1,017,627,942.47/36,254.77
  6. Step 6: Final answer
    x = 28,068.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.