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Finding the Fourth Proportional to 36,752.59, 50,718.45 and 19,985.59

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Solution

The fourth proportional to 36,752.59, 50,718.45 and 19,985.59 is: 27,580.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,752.59 : 50,718.45 = 19,985.59 : x
  2. Step 2: Convert to fraction form
    36,752.59/50,718.45 = 19,985.59/x
  3. Step 3: Cross multiply
    36,752.59x = 50,718.45 × 19,985.59
  4. Step 4: Simplify right side
    36,752.59x = 1,013,638,147.14
  5. Step 5: Solve for x
    x = 1,013,638,147.14/36,752.59
  6. Step 6: Final answer
    x = 27,580.05

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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.