Home / 28,838.03-39,795.50-16,909.26

Finding the Fourth Proportional to 28,838.03, 39,795.50 and 16,909.26

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Solution

The fourth proportional to 28,838.03, 39,795.50 and 16,909.26 is: 23,334.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,838.03 : 39,795.50 = 16,909.26 : x
  2. Step 2: Convert to fraction form
    28,838.03/39,795.50 = 16,909.26/x
  3. Step 3: Cross multiply
    28,838.03x = 39,795.50 × 16,909.26
  4. Step 4: Simplify right side
    28,838.03x = 672,912,349.37
  5. Step 5: Solve for x
    x = 672,912,349.37/28,838.03
  6. Step 6: Final answer
    x = 23,334.20

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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.