Home / 39,828.24-59,752.08-12,126.24

Finding the Fourth Proportional to 39,828.24, 59,752.08 and 12,126.24

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Solution

The fourth proportional to 39,828.24, 59,752.08 and 12,126.24 is: 18,192.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,828.24 : 59,752.08 = 12,126.24 : x
  2. Step 2: Convert to fraction form
    39,828.24/59,752.08 = 12,126.24/x
  3. Step 3: Cross multiply
    39,828.24x = 59,752.08 × 12,126.24
  4. Step 4: Simplify right side
    39,828.24x = 724,568,062.58
  5. Step 5: Solve for x
    x = 724,568,062.58/39,828.24
  6. Step 6: Final answer
    x = 18,192.32

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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.