Home / 19,389.17-29,094.73-8,294.87

Finding the Fourth Proportional to 19,389.17, 29,094.73 and 8,294.87

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Solution

The fourth proportional to 19,389.17, 29,094.73 and 8,294.87 is: 12,447.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,389.17 : 29,094.73 = 8,294.87 : x
  2. Step 2: Convert to fraction form
    19,389.17/29,094.73 = 8,294.87/x
  3. Step 3: Cross multiply
    19,389.17x = 29,094.73 × 8,294.87
  4. Step 4: Simplify right side
    19,389.17x = 241,337,003.04
  5. Step 5: Solve for x
    x = 241,337,003.04/19,389.17
  6. Step 6: Final answer
    x = 12,447.00

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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.