Home / 36,547.18-50,435.09-19,780.18

Finding the Fourth Proportional to 36,547.18, 50,435.09 and 19,780.18

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Solution

The fourth proportional to 36,547.18, 50,435.09 and 19,780.18 is: 27,296.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,547.18 : 50,435.09 = 19,780.18 : x
  2. Step 2: Convert to fraction form
    36,547.18/50,435.09 = 19,780.18/x
  3. Step 3: Cross multiply
    36,547.18x = 50,435.09 × 19,780.18
  4. Step 4: Simplify right side
    36,547.18x = 997,614,982.98
  5. Step 5: Solve for x
    x = 997,614,982.98/36,547.18
  6. Step 6: Final answer
    x = 27,296.64

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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.