Home / 19,060.20-28,606.54-7,376.76

Finding the Fourth Proportional to 19,060.20, 28,606.54 and 7,376.76

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Solution

The fourth proportional to 19,060.20, 28,606.54 and 7,376.76 is: 11,071.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,060.20 : 28,606.54 = 7,376.76 : x
  2. Step 2: Convert to fraction form
    19,060.20/28,606.54 = 7,376.76/x
  3. Step 3: Cross multiply
    19,060.20x = 28,606.54 × 7,376.76
  4. Step 4: Simplify right side
    19,060.20x = 211,023,580.01
  5. Step 5: Solve for x
    x = 211,023,580.01/19,060.20
  6. Step 6: Final answer
    x = 11,071.43

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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.