Home / 36,645.12-50,572.51-20,512.13

Finding the Fourth Proportional to 36,645.12, 50,572.51 and 20,512.13

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Solution

The fourth proportional to 36,645.12, 50,572.51 and 20,512.13 is: 28,307.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,645.12 : 50,572.51 = 20,512.13 : x
  2. Step 2: Convert to fraction form
    36,645.12/50,572.51 = 20,512.13/x
  3. Step 3: Cross multiply
    36,645.12x = 50,572.51 × 20,512.13
  4. Step 4: Simplify right side
    36,645.12x = 1,037,349,595.40
  5. Step 5: Solve for x
    x = 1,037,349,595.40/36,645.12
  6. Step 6: Final answer
    x = 28,307.99

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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.