Home / 36,700.72-50,646.17-21,386.32

Finding the Fourth Proportional to 36,700.72, 50,646.17 and 21,386.32

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Solution

The fourth proportional to 36,700.72, 50,646.17 and 21,386.32 is: 29,512.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,700.72 : 50,646.17 = 21,386.32 : x
  2. Step 2: Convert to fraction form
    36,700.72/50,646.17 = 21,386.32/x
  3. Step 3: Cross multiply
    36,700.72x = 50,646.17 × 21,386.32
  4. Step 4: Simplify right side
    36,700.72x = 1,083,135,125.24
  5. Step 5: Solve for x
    x = 1,083,135,125.24/36,700.72
  6. Step 6: Final answer
    x = 29,512.64

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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.