Home / 13,156.24-19,732.59-6,130.51

Finding the Fourth Proportional to 13,156.24, 19,732.59 and 6,130.51

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Solution

The fourth proportional to 13,156.24, 19,732.59 and 6,130.51 is: 9,194.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,156.24 : 19,732.59 = 6,130.51 : x
  2. Step 2: Convert to fraction form
    13,156.24/19,732.59 = 6,130.51/x
  3. Step 3: Cross multiply
    13,156.24x = 19,732.59 × 6,130.51
  4. Step 4: Simplify right side
    13,156.24x = 120,970,840.32
  5. Step 5: Solve for x
    x = 120,970,840.32/13,156.24
  6. Step 6: Final answer
    x = 9,194.94

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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.