Home / 19,038.59-26,285.18-12,235.37

Finding the Fourth Proportional to 19,038.59, 26,285.18 and 12,235.37

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Solution

The fourth proportional to 19,038.59, 26,285.18 and 12,235.37 is: 16,892.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038.59 : 26,285.18 = 12,235.37 : x
  2. Step 2: Convert to fraction form
    19,038.59/26,285.18 = 12,235.37/x
  3. Step 3: Cross multiply
    19,038.59x = 26,285.18 × 12,235.37
  4. Step 4: Simplify right side
    19,038.59x = 321,608,902.82
  5. Step 5: Solve for x
    x = 321,608,902.82/19,038.59
  6. Step 6: Final answer
    x = 16,892.47

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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.