Home / 22,444.62-30,970.67-12,884.93

Finding the Fourth Proportional to 22,444.62, 30,970.67 and 12,884.93

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Solution

The fourth proportional to 22,444.62, 30,970.67 and 12,884.93 is: 17,779.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,444.62 : 30,970.67 = 12,884.93 : x
  2. Step 2: Convert to fraction form
    22,444.62/30,970.67 = 12,884.93/x
  3. Step 3: Cross multiply
    22,444.62x = 30,970.67 × 12,884.93
  4. Step 4: Simplify right side
    22,444.62x = 399,054,786.43
  5. Step 5: Solve for x
    x = 399,054,786.43/22,444.62
  6. Step 6: Final answer
    x = 17,779.53

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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.