Home / 27,421.18-37,838.94-16,089.50

Finding the Fourth Proportional to 27,421.18, 37,838.94 and 16,089.50

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Solution

The fourth proportional to 27,421.18, 37,838.94 and 16,089.50 is: 22,202.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,421.18 : 37,838.94 = 16,089.50 : x
  2. Step 2: Convert to fraction form
    27,421.18/37,838.94 = 16,089.50/x
  3. Step 3: Cross multiply
    27,421.18x = 37,838.94 × 16,089.50
  4. Step 4: Simplify right side
    27,421.18x = 608,809,625.13
  5. Step 5: Solve for x
    x = 608,809,625.13/27,421.18
  6. Step 6: Final answer
    x = 22,202.17

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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.