Home / 36,646.07-50,572.69-20,513.09

Finding the Fourth Proportional to 36,646.07, 50,572.69 and 20,513.09

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Solution

The fourth proportional to 36,646.07, 50,572.69 and 20,513.09 is: 28,308.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,646.07 : 50,572.69 = 20,513.09 : x
  2. Step 2: Convert to fraction form
    36,646.07/50,572.69 = 20,513.09/x
  3. Step 3: Cross multiply
    36,646.07x = 50,572.69 × 20,513.09
  4. Step 4: Simplify right side
    36,646.07x = 1,037,402,216.66
  5. Step 5: Solve for x
    x = 1,037,402,216.66/36,646.07
  6. Step 6: Final answer
    x = 28,308.69

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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.