Home / 47,878.56-66,080.28-36,526.64

Finding the Fourth Proportional to 47,878.56, 66,080.28 and 36,526.64

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Solution

The fourth proportional to 47,878.56, 66,080.28 and 36,526.64 is: 50,412.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,878.56 : 66,080.28 = 36,526.64 : x
  2. Step 2: Convert to fraction form
    47,878.56/66,080.28 = 36,526.64/x
  3. Step 3: Cross multiply
    47,878.56x = 66,080.28 × 36,526.64
  4. Step 4: Simplify right side
    47,878.56x = 2,413,690,598.66
  5. Step 5: Solve for x
    x = 2,413,690,598.66/47,878.56
  6. Step 6: Final answer
    x = 50,412.77

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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.