Home / 30,246.44-45,374.51-10,530.63

Finding the Fourth Proportional to 30,246.44, 45,374.51 and 10,530.63

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Solution

The fourth proportional to 30,246.44, 45,374.51 and 10,530.63 is: 15,797.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,246.44 : 45,374.51 = 10,530.63 : x
  2. Step 2: Convert to fraction form
    30,246.44/45,374.51 = 10,530.63/x
  3. Step 3: Cross multiply
    30,246.44x = 45,374.51 × 10,530.63
  4. Step 4: Simplify right side
    30,246.44x = 477,822,123.59
  5. Step 5: Solve for x
    x = 477,822,123.59/30,246.44
  6. Step 6: Final answer
    x = 15,797.63

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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.