Home / 38,186.02-52,706.73-21,424.42

Finding the Fourth Proportional to 38,186.02, 52,706.73 and 21,424.42

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Solution

The fourth proportional to 38,186.02, 52,706.73 and 21,424.42 is: 29,571.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,186.02 : 52,706.73 = 21,424.42 : x
  2. Step 2: Convert to fraction form
    38,186.02/52,706.73 = 21,424.42/x
  3. Step 3: Cross multiply
    38,186.02x = 52,706.73 × 21,424.42
  4. Step 4: Simplify right side
    38,186.02x = 1,129,211,120.35
  5. Step 5: Solve for x
    x = 1,129,211,120.35/38,186.02
  6. Step 6: Final answer
    x = 29,571.32

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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.