Home / 19,038.48-26,273.73-12,653.96

Finding the Fourth Proportional to 19,038.48, 26,273.73 and 12,653.96

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Solution

The fourth proportional to 19,038.48, 26,273.73 and 12,653.96 is: 17,462.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038.48 : 26,273.73 = 12,653.96 : x
  2. Step 2: Convert to fraction form
    19,038.48/26,273.73 = 12,653.96/x
  3. Step 3: Cross multiply
    19,038.48x = 26,273.73 × 12,653.96
  4. Step 4: Simplify right side
    19,038.48x = 332,466,644.55
  5. Step 5: Solve for x
    x = 332,466,644.55/19,038.48
  6. Step 6: Final answer
    x = 17,462.88

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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.