Home / 13,064.10-18,028.59-7,095.78

Finding the Fourth Proportional to 13,064.10, 18,028.59 and 7,095.78

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Solution

The fourth proportional to 13,064.10, 18,028.59 and 7,095.78 is: 9,792.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,064.10 : 18,028.59 = 7,095.78 : x
  2. Step 2: Convert to fraction form
    13,064.10/18,028.59 = 7,095.78/x
  3. Step 3: Cross multiply
    13,064.10x = 18,028.59 × 7,095.78
  4. Step 4: Simplify right side
    13,064.10x = 127,926,908.35
  5. Step 5: Solve for x
    x = 127,926,908.35/13,064.10
  6. Step 6: Final answer
    x = 9,792.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.