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Finding the Fourth Proportional to 15,060.21, 22,559.54 and 7,043.51

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Solution

The fourth proportional to 15,060.21, 22,559.54 and 7,043.51 is: 10,550.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,060.21 : 22,559.54 = 7,043.51 : x
  2. Step 2: Convert to fraction form
    15,060.21/22,559.54 = 7,043.51/x
  3. Step 3: Cross multiply
    15,060.21x = 22,559.54 × 7,043.51
  4. Step 4: Simplify right side
    15,060.21x = 158,898,197.57
  5. Step 5: Solve for x
    x = 158,898,197.57/15,060.21
  6. Step 6: Final answer
    x = 10,550.86

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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.