Home / 15,537.27-21,445.53-9,573.93

Finding the Fourth Proportional to 15,537.27, 21,445.53 and 9,573.93

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Solution

The fourth proportional to 15,537.27, 21,445.53 and 9,573.93 is: 13,214.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,537.27 : 21,445.53 = 9,573.93 : x
  2. Step 2: Convert to fraction form
    15,537.27/21,445.53 = 9,573.93/x
  3. Step 3: Cross multiply
    15,537.27x = 21,445.53 × 9,573.93
  4. Step 4: Simplify right side
    15,537.27x = 205,318,003.03
  5. Step 5: Solve for x
    x = 205,318,003.03/15,537.27
  6. Step 6: Final answer
    x = 13,214.55

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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.