Home / 53,795.90-74,253.97-35,890.86

Finding the Fourth Proportional to 53,795.90, 74,253.97 and 35,890.86

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Solution

The fourth proportional to 53,795.90, 74,253.97 and 35,890.86 is: 49,539.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,795.90 : 74,253.97 = 35,890.86 : x
  2. Step 2: Convert to fraction form
    53,795.90/74,253.97 = 35,890.86/x
  3. Step 3: Cross multiply
    53,795.90x = 74,253.97 × 35,890.86
  4. Step 4: Simplify right side
    53,795.90x = 2,665,038,841.71
  5. Step 5: Solve for x
    x = 2,665,038,841.71/53,795.90
  6. Step 6: Final answer
    x = 49,539.81

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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.