Home / 19,099.02-26,351.24-12,384.92

Finding the Fourth Proportional to 19,099.02, 26,351.24 and 12,384.92

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Solution

The fourth proportional to 19,099.02, 26,351.24 and 12,384.92 is: 17,087.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,099.02 : 26,351.24 = 12,384.92 : x
  2. Step 2: Convert to fraction form
    19,099.02/26,351.24 = 12,384.92/x
  3. Step 3: Cross multiply
    19,099.02x = 26,351.24 × 12,384.92
  4. Step 4: Simplify right side
    19,099.02x = 326,357,999.30
  5. Step 5: Solve for x
    x = 326,357,999.30/19,099.02
  6. Step 6: Final answer
    x = 17,087.68

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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.