Home / 22,166.48-30,589.75-14,208.72

Finding the Fourth Proportional to 22,166.48, 30,589.75 and 14,208.72

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Solution

The fourth proportional to 22,166.48, 30,589.75 and 14,208.72 is: 19,608.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,166.48 : 30,589.75 = 14,208.72 : x
  2. Step 2: Convert to fraction form
    22,166.48/30,589.75 = 14,208.72/x
  3. Step 3: Cross multiply
    22,166.48x = 30,589.75 × 14,208.72
  4. Step 4: Simplify right side
    22,166.48x = 434,641,271.81
  5. Step 5: Solve for x
    x = 434,641,271.81/22,166.48
  6. Step 6: Final answer
    x = 19,608.04

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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.