Home / 12,746.48-19,130.66-6,091.19

Finding the Fourth Proportional to 12,746.48, 19,130.66 and 6,091.19

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Solution

The fourth proportional to 12,746.48, 19,130.66 and 6,091.19 is: 9,142.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,746.48 : 19,130.66 = 6,091.19 : x
  2. Step 2: Convert to fraction form
    12,746.48/19,130.66 = 6,091.19/x
  3. Step 3: Cross multiply
    12,746.48x = 19,130.66 × 6,091.19
  4. Step 4: Simplify right side
    12,746.48x = 116,528,358.78
  5. Step 5: Solve for x
    x = 116,528,358.78/12,746.48
  6. Step 6: Final answer
    x = 9,142.01

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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.