Home / 19,973.44-29,960.90-7,492.20

Finding the Fourth Proportional to 19,973.44, 29,960.90 and 7,492.20

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Solution

The fourth proportional to 19,973.44, 29,960.90 and 7,492.20 is: 11,238.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,973.44 : 29,960.90 = 7,492.20 : x
  2. Step 2: Convert to fraction form
    19,973.44/29,960.90 = 7,492.20/x
  3. Step 3: Cross multiply
    19,973.44x = 29,960.90 × 7,492.20
  4. Step 4: Simplify right side
    19,973.44x = 224,473,054.98
  5. Step 5: Solve for x
    x = 224,473,054.98/19,973.44
  6. Step 6: Final answer
    x = 11,238.58

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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.