Home / 19,588.36-29,387.62-8,492.48

Finding the Fourth Proportional to 19,588.36, 29,387.62 and 8,492.48

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Solution

The fourth proportional to 19,588.36, 29,387.62 and 8,492.48 is: 12,740.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,588.36 : 29,387.62 = 8,492.48 : x
  2. Step 2: Convert to fraction form
    19,588.36/29,387.62 = 8,492.48/x
  3. Step 3: Cross multiply
    19,588.36x = 29,387.62 × 8,492.48
  4. Step 4: Simplify right side
    19,588.36x = 249,573,775.10
  5. Step 5: Solve for x
    x = 249,573,775.10/19,588.36
  6. Step 6: Final answer
    x = 12,740.92

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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.