Home / 22,970.32-34,426.08-19,996.60

Finding the Fourth Proportional to 22,970.32, 34,426.08 and 19,996.60

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Solution

The fourth proportional to 22,970.32, 34,426.08 and 19,996.60 is: 29,969.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,970.32 : 34,426.08 = 19,996.60 : x
  2. Step 2: Convert to fraction form
    22,970.32/34,426.08 = 19,996.60/x
  3. Step 3: Cross multiply
    22,970.32x = 34,426.08 × 19,996.60
  4. Step 4: Simplify right side
    22,970.32x = 688,404,551.33
  5. Step 5: Solve for x
    x = 688,404,551.33/22,970.32
  6. Step 6: Final answer
    x = 29,969.31

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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.