Home / 19,302.06-28,948.72-9,804.76

Finding the Fourth Proportional to 19,302.06, 28,948.72 and 9,804.76

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Solution

The fourth proportional to 19,302.06, 28,948.72 and 9,804.76 is: 14,704.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,302.06 : 28,948.72 = 9,804.76 : x
  2. Step 2: Convert to fraction form
    19,302.06/28,948.72 = 9,804.76/x
  3. Step 3: Cross multiply
    19,302.06x = 28,948.72 × 9,804.76
  4. Step 4: Simplify right side
    19,302.06x = 283,835,251.91
  5. Step 5: Solve for x
    x = 283,835,251.91/19,302.06
  6. Step 6: Final answer
    x = 14,704.92

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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.