Home / 38,075.85-52,544.01-21,079.73

Finding the Fourth Proportional to 38,075.85, 52,544.01 and 21,079.73

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Solution

The fourth proportional to 38,075.85, 52,544.01 and 21,079.73 is: 29,089.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,075.85 : 52,544.01 = 21,079.73 : x
  2. Step 2: Convert to fraction form
    38,075.85/52,544.01 = 21,079.73/x
  3. Step 3: Cross multiply
    38,075.85x = 52,544.01 × 21,079.73
  4. Step 4: Simplify right side
    38,075.85x = 1,107,613,543.92
  5. Step 5: Solve for x
    x = 1,107,613,543.92/38,075.85
  6. Step 6: Final answer
    x = 29,089.66

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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.