Home / 19,088.48-26,353.14-12,713.42

Finding the Fourth Proportional to 19,088.48, 26,353.14 and 12,713.42

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Solution

The fourth proportional to 19,088.48, 26,353.14 and 12,713.42 is: 17,551.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,088.48 : 26,353.14 = 12,713.42 : x
  2. Step 2: Convert to fraction form
    19,088.48/26,353.14 = 12,713.42/x
  3. Step 3: Cross multiply
    19,088.48x = 26,353.14 × 12,713.42
  4. Step 4: Simplify right side
    19,088.48x = 335,038,537.14
  5. Step 5: Solve for x
    x = 335,038,537.14/19,088.48
  6. Step 6: Final answer
    x = 17,551.87

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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.