Home / 36,971.35-51,029.53-21,065.18

Finding the Fourth Proportional to 36,971.35, 51,029.53 and 21,065.18

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Solution

The fourth proportional to 36,971.35, 51,029.53 and 21,065.18 is: 29,075.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,971.35 : 51,029.53 = 21,065.18 : x
  2. Step 2: Convert to fraction form
    36,971.35/51,029.53 = 21,065.18/x
  3. Step 3: Cross multiply
    36,971.35x = 51,029.53 × 21,065.18
  4. Step 4: Simplify right side
    36,971.35x = 1,074,945,926.95
  5. Step 5: Solve for x
    x = 1,074,945,926.95/36,971.35
  6. Step 6: Final answer
    x = 29,075.11

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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.