Home / 19,298.08-26,602.32-15,099.04

Finding the Fourth Proportional to 19,298.08, 26,602.32 and 15,099.04

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Solution

The fourth proportional to 19,298.08, 26,602.32 and 15,099.04 is: 20,813.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,298.08 : 26,602.32 = 15,099.04 : x
  2. Step 2: Convert to fraction form
    19,298.08/26,602.32 = 15,099.04/x
  3. Step 3: Cross multiply
    19,298.08x = 26,602.32 × 15,099.04
  4. Step 4: Simplify right side
    19,298.08x = 401,669,493.77
  5. Step 5: Solve for x
    x = 401,669,493.77/19,298.08
  6. Step 6: Final answer
    x = 20,813.96

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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.