Home / 22,456.81-33,686.93-13,097.77

Finding the Fourth Proportional to 22,456.81, 33,686.93 and 13,097.77

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Solution

The fourth proportional to 22,456.81, 33,686.93 and 13,097.77 is: 19,647.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,456.81 : 33,686.93 = 13,097.77 : x
  2. Step 2: Convert to fraction form
    22,456.81/33,686.93 = 13,097.77/x
  3. Step 3: Cross multiply
    22,456.81x = 33,686.93 × 13,097.77
  4. Step 4: Simplify right side
    22,456.81x = 441,223,661.15
  5. Step 5: Solve for x
    x = 441,223,661.15/22,456.81
  6. Step 6: Final answer
    x = 19,647.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.