Home / 15,277.56-22,812.38-13,483.68

Finding the Fourth Proportional to 15,277.56, 22,812.38 and 13,483.68

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Solution

The fourth proportional to 15,277.56, 22,812.38 and 13,483.68 is: 20,133.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,277.56 : 22,812.38 = 13,483.68 : x
  2. Step 2: Convert to fraction form
    15,277.56/22,812.38 = 13,483.68/x
  3. Step 3: Cross multiply
    15,277.56x = 22,812.38 × 13,483.68
  4. Step 4: Simplify right side
    15,277.56x = 307,594,764.54
  5. Step 5: Solve for x
    x = 307,594,764.54/15,277.56
  6. Step 6: Final answer
    x = 20,133.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.