Home / 50,607.06-69,825.15-30,459.66

Finding the Fourth Proportional to 50,607.06, 69,825.15 and 30,459.66

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Solution

The fourth proportional to 50,607.06, 69,825.15 and 30,459.66 is: 42,026.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,607.06 : 69,825.15 = 30,459.66 : x
  2. Step 2: Convert to fraction form
    50,607.06/69,825.15 = 30,459.66/x
  3. Step 3: Cross multiply
    50,607.06x = 69,825.15 × 30,459.66
  4. Step 4: Simplify right side
    50,607.06x = 2,126,850,328.45
  5. Step 5: Solve for x
    x = 2,126,850,328.45/50,607.06
  6. Step 6: Final answer
    x = 42,026.75

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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.