Home / 16,238.81-24,358.93-5,146.32

Finding the Fourth Proportional to 16,238.81, 24,358.93 and 5,146.32

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Solution

The fourth proportional to 16,238.81, 24,358.93 and 5,146.32 is: 7,719.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,238.81 : 24,358.93 = 5,146.32 : x
  2. Step 2: Convert to fraction form
    16,238.81/24,358.93 = 5,146.32/x
  3. Step 3: Cross multiply
    16,238.81x = 24,358.93 × 5,146.32
  4. Step 4: Simplify right side
    16,238.81x = 125,358,790.10
  5. Step 5: Solve for x
    x = 125,358,790.10/16,238.81
  6. Step 6: Final answer
    x = 7,719.70

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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.