Home / 19,046.84-28,520.56-15,328.76

Finding the Fourth Proportional to 19,046.84, 28,520.56 and 15,328.76

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Solution

The fourth proportional to 19,046.84, 28,520.56 and 15,328.76 is: 22,953.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,046.84 : 28,520.56 = 15,328.76 : x
  2. Step 2: Convert to fraction form
    19,046.84/28,520.56 = 15,328.76/x
  3. Step 3: Cross multiply
    19,046.84x = 28,520.56 × 15,328.76
  4. Step 4: Simplify right side
    19,046.84x = 437,184,819.31
  5. Step 5: Solve for x
    x = 437,184,819.31/19,046.84
  6. Step 6: Final answer
    x = 22,953.14

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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.