Home / 36,699.22-50,643.57-19,931.86

Finding the Fourth Proportional to 36,699.22, 50,643.57 and 19,931.86

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Solution

The fourth proportional to 36,699.22, 50,643.57 and 19,931.86 is: 27,505.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,699.22 : 50,643.57 = 19,931.86 : x
  2. Step 2: Convert to fraction form
    36,699.22/50,643.57 = 19,931.86/x
  3. Step 3: Cross multiply
    36,699.22x = 50,643.57 × 19,931.86
  4. Step 4: Simplify right side
    36,699.22x = 1,009,420,547.14
  5. Step 5: Solve for x
    x = 1,009,420,547.14/36,699.22
  6. Step 6: Final answer
    x = 27,505.23

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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.