Home / 55,967.39-77,236.88-30,474.74

Finding the Fourth Proportional to 55,967.39, 77,236.88 and 30,474.74

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Solution

The fourth proportional to 55,967.39, 77,236.88 and 30,474.74 is: 42,056.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,967.39 : 77,236.88 = 30,474.74 : x
  2. Step 2: Convert to fraction form
    55,967.39/77,236.88 = 30,474.74/x
  3. Step 3: Cross multiply
    55,967.39x = 77,236.88 × 30,474.74
  4. Step 4: Simplify right side
    55,967.39x = 2,353,773,836.41
  5. Step 5: Solve for x
    x = 2,353,773,836.41/55,967.39
  6. Step 6: Final answer
    x = 42,056.17

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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.