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Finding the Fourth Proportional to 25,703.33, 38,550.65 and 9,059.45

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Solution

The fourth proportional to 25,703.33, 38,550.65 and 9,059.45 is: 13,587.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,703.33 : 38,550.65 = 9,059.45 : x
  2. Step 2: Convert to fraction form
    25,703.33/38,550.65 = 9,059.45/x
  3. Step 3: Cross multiply
    25,703.33x = 38,550.65 × 9,059.45
  4. Step 4: Simplify right side
    25,703.33x = 349,247,448.09
  5. Step 5: Solve for x
    x = 349,247,448.09/25,703.33
  6. Step 6: Final answer
    x = 13,587.64

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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.