Home / 19,922.16-27,491.55-10,967.93

Finding the Fourth Proportional to 19,922.16, 27,491.55 and 10,967.93

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Solution

The fourth proportional to 19,922.16, 27,491.55 and 10,967.93 is: 15,135.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,922.16 : 27,491.55 = 10,967.93 : x
  2. Step 2: Convert to fraction form
    19,922.16/27,491.55 = 10,967.93/x
  3. Step 3: Cross multiply
    19,922.16x = 27,491.55 × 10,967.93
  4. Step 4: Simplify right side
    19,922.16x = 301,525,395.99
  5. Step 5: Solve for x
    x = 301,525,395.99/19,922.16
  6. Step 6: Final answer
    x = 15,135.18

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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.