Home / 39,429.28-59,151.12-23,828.32

Finding the Fourth Proportional to 39,429.28, 59,151.12 and 23,828.32

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Solution

The fourth proportional to 39,429.28, 59,151.12 and 23,828.32 is: 35,746.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,429.28 : 59,151.12 = 23,828.32 : x
  2. Step 2: Convert to fraction form
    39,429.28/59,151.12 = 23,828.32/x
  3. Step 3: Cross multiply
    39,429.28x = 59,151.12 × 23,828.32
  4. Step 4: Simplify right side
    39,429.28x = 1,409,471,815.72
  5. Step 5: Solve for x
    x = 1,409,471,815.72/39,429.28
  6. Step 6: Final answer
    x = 35,746.83

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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.