Home / 47,990.14-66,226.36-26,769.40

Finding the Fourth Proportional to 47,990.14, 66,226.36 and 26,769.40

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Solution

The fourth proportional to 47,990.14, 66,226.36 and 26,769.40 is: 36,941.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,990.14 : 66,226.36 = 26,769.40 : x
  2. Step 2: Convert to fraction form
    47,990.14/66,226.36 = 26,769.40/x
  3. Step 3: Cross multiply
    47,990.14x = 66,226.36 × 26,769.40
  4. Step 4: Simplify right side
    47,990.14x = 1,772,839,921.38
  5. Step 5: Solve for x
    x = 1,772,839,921.38/47,990.14
  6. Step 6: Final answer
    x = 36,941.75

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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.