Home / 19,099.94-26,384.49-18,165.77

Finding the Fourth Proportional to 19,099.94, 26,384.49 and 18,165.77

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Solution

The fourth proportional to 19,099.94, 26,384.49 and 18,165.77 is: 25,094.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,099.94 : 26,384.49 = 18,165.77 : x
  2. Step 2: Convert to fraction form
    19,099.94/26,384.49 = 18,165.77/x
  3. Step 3: Cross multiply
    19,099.94x = 26,384.49 × 18,165.77
  4. Step 4: Simplify right side
    19,099.94x = 479,294,543.93
  5. Step 5: Solve for x
    x = 479,294,543.93/19,099.94
  6. Step 6: Final answer
    x = 25,094.04

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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.