Home / 28,317.01-42,472.60-9,596.56

Finding the Fourth Proportional to 28,317.01, 42,472.60 and 9,596.56

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Solution

The fourth proportional to 28,317.01, 42,472.60 and 9,596.56 is: 14,393.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,317.01 : 42,472.60 = 9,596.56 : x
  2. Step 2: Convert to fraction form
    28,317.01/42,472.60 = 9,596.56/x
  3. Step 3: Cross multiply
    28,317.01x = 42,472.60 × 9,596.56
  4. Step 4: Simplify right side
    28,317.01x = 407,590,854.26
  5. Step 5: Solve for x
    x = 407,590,854.26/28,317.01
  6. Step 6: Final answer
    x = 14,393.85

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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.