Home / 37,881.56-56,839.10-19,865.48

Finding the Fourth Proportional to 37,881.56, 56,839.10 and 19,865.48

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Solution

The fourth proportional to 37,881.56, 56,839.10 and 19,865.48 is: 29,807.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,881.56 : 56,839.10 = 19,865.48 : x
  2. Step 2: Convert to fraction form
    37,881.56/56,839.10 = 19,865.48/x
  3. Step 3: Cross multiply
    37,881.56x = 56,839.10 × 19,865.48
  4. Step 4: Simplify right side
    37,881.56x = 1,129,136,210.13
  5. Step 5: Solve for x
    x = 1,129,136,210.13/37,881.56
  6. Step 6: Final answer
    x = 29,807.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.