Home / 15,429.76-23,148.83-5,041.51

Finding the Fourth Proportional to 15,429.76, 23,148.83 and 5,041.51

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Solution

The fourth proportional to 15,429.76, 23,148.83 and 5,041.51 is: 7,563.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,429.76 : 23,148.83 = 5,041.51 : x
  2. Step 2: Convert to fraction form
    15,429.76/23,148.83 = 5,041.51/x
  3. Step 3: Cross multiply
    15,429.76x = 23,148.83 × 5,041.51
  4. Step 4: Simplify right side
    15,429.76x = 116,705,057.93
  5. Step 5: Solve for x
    x = 116,705,057.93/15,429.76
  6. Step 6: Final answer
    x = 7,563.63

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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.