Home / 37,938.36-56,905.40-11,643.04

Finding the Fourth Proportional to 37,938.36, 56,905.40 and 11,643.04

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Solution

The fourth proportional to 37,938.36, 56,905.40 and 11,643.04 is: 17,463.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,938.36 : 56,905.40 = 11,643.04 : x
  2. Step 2: Convert to fraction form
    37,938.36/56,905.40 = 11,643.04/x
  3. Step 3: Cross multiply
    37,938.36x = 56,905.40 × 11,643.04
  4. Step 4: Simplify right side
    37,938.36x = 662,551,848.42
  5. Step 5: Solve for x
    x = 662,551,848.42/37,938.36
  6. Step 6: Final answer
    x = 17,463.90

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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.