Home / 19,801.56-29,628.52-19,580.12

Finding the Fourth Proportional to 19,801.56, 29,628.52 and 19,580.12

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Solution

The fourth proportional to 19,801.56, 29,628.52 and 19,580.12 is: 29,297.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,801.56 : 29,628.52 = 19,580.12 : x
  2. Step 2: Convert to fraction form
    19,801.56/29,628.52 = 19,580.12/x
  3. Step 3: Cross multiply
    19,801.56x = 29,628.52 × 19,580.12
  4. Step 4: Simplify right side
    19,801.56x = 580,129,779.93
  5. Step 5: Solve for x
    x = 580,129,779.93/19,801.56
  6. Step 6: Final answer
    x = 29,297.18

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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.