Home / 53,790.34-80,512.98-28,767.82

Finding the Fourth Proportional to 53,790.34, 80,512.98 and 28,767.82

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Solution

The fourth proportional to 53,790.34, 80,512.98 and 28,767.82 is: 43,059.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,790.34 : 80,512.98 = 28,767.82 : x
  2. Step 2: Convert to fraction form
    53,790.34/80,512.98 = 28,767.82/x
  3. Step 3: Cross multiply
    53,790.34x = 80,512.98 × 28,767.82
  4. Step 4: Simplify right side
    53,790.34x = 2,316,182,916.30
  5. Step 5: Solve for x
    x = 2,316,182,916.30/53,790.34
  6. Step 6: Final answer
    x = 43,059.46

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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.