Home / 36,779.31-55,120.53-14,580.59

Finding the Fourth Proportional to 36,779.31, 55,120.53 and 14,580.59

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Solution

The fourth proportional to 36,779.31, 55,120.53 and 14,580.59 is: 21,851.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,779.31 : 55,120.53 = 14,580.59 : x
  2. Step 2: Convert to fraction form
    36,779.31/55,120.53 = 14,580.59/x
  3. Step 3: Cross multiply
    36,779.31x = 55,120.53 × 14,580.59
  4. Step 4: Simplify right side
    36,779.31x = 803,689,572.91
  5. Step 5: Solve for x
    x = 803,689,572.91/36,779.31
  6. Step 6: Final answer
    x = 21,851.68

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1.5x scale

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.