Home / 30,644.37-45,877.32-22,781.70

Finding the Fourth Proportional to 30,644.37, 45,877.32 and 22,781.70

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Solution

The fourth proportional to 30,644.37, 45,877.32 and 22,781.70 is: 34,106.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,644.37 : 45,877.32 = 22,781.70 : x
  2. Step 2: Convert to fraction form
    30,644.37/45,877.32 = 22,781.70/x
  3. Step 3: Cross multiply
    30,644.37x = 45,877.32 × 22,781.70
  4. Step 4: Simplify right side
    30,644.37x = 1,045,163,341.04
  5. Step 5: Solve for x
    x = 1,045,163,341.04/30,644.37
  6. Step 6: Final answer
    x = 34,106.21

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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.