Home / 19,054.12-28,585.02-6,750.76

Finding the Fourth Proportional to 19,054.12, 28,585.02 and 6,750.76

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Solution

The fourth proportional to 19,054.12, 28,585.02 and 6,750.76 is: 10,127.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,054.12 : 28,585.02 = 6,750.76 : x
  2. Step 2: Convert to fraction form
    19,054.12/28,585.02 = 6,750.76/x
  3. Step 3: Cross multiply
    19,054.12x = 28,585.02 × 6,750.76
  4. Step 4: Simplify right side
    19,054.12x = 192,970,609.62
  5. Step 5: Solve for x
    x = 192,970,609.62/19,054.12
  6. Step 6: Final answer
    x = 10,127.50

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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.