Home / 36,967.86-51,024.74-30,990.06

Finding the Fourth Proportional to 36,967.86, 51,024.74 and 30,990.06

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Solution

The fourth proportional to 36,967.86, 51,024.74 and 30,990.06 is: 42,773.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,967.86 : 51,024.74 = 30,990.06 : x
  2. Step 2: Convert to fraction form
    36,967.86/51,024.74 = 30,990.06/x
  3. Step 3: Cross multiply
    36,967.86x = 51,024.74 × 30,990.06
  4. Step 4: Simplify right side
    36,967.86x = 1,581,259,599.13
  5. Step 5: Solve for x
    x = 1,581,259,599.13/36,967.86
  6. Step 6: Final answer
    x = 42,773.90

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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.