Home / 19,521.14-29,267.79-9,127.22

Finding the Fourth Proportional to 19,521.14, 29,267.79 and 9,127.22

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Solution

The fourth proportional to 19,521.14, 29,267.79 and 9,127.22 is: 13,684.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,521.14 : 29,267.79 = 9,127.22 : x
  2. Step 2: Convert to fraction form
    19,521.14/29,267.79 = 9,127.22/x
  3. Step 3: Cross multiply
    19,521.14x = 29,267.79 × 9,127.22
  4. Step 4: Simplify right side
    19,521.14x = 267,133,558.24
  5. Step 5: Solve for x
    x = 267,133,558.24/19,521.14
  6. Step 6: Final answer
    x = 13,684.32

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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.