Home / 53,938.78-74,435.86-30,066.96

Finding the Fourth Proportional to 53,938.78, 74,435.86 and 30,066.96

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Solution

The fourth proportional to 53,938.78, 74,435.86 and 30,066.96 is: 41,492.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,938.78 : 74,435.86 = 30,066.96 : x
  2. Step 2: Convert to fraction form
    53,938.78/74,435.86 = 30,066.96/x
  3. Step 3: Cross multiply
    53,938.78x = 74,435.86 × 30,066.96
  4. Step 4: Simplify right side
    53,938.78x = 2,238,060,025.19
  5. Step 5: Solve for x
    x = 2,238,060,025.19/53,938.78
  6. Step 6: Final answer
    x = 41,492.60

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.