Home / 19,962.48-29,938.61-5,919.22

Finding the Fourth Proportional to 19,962.48, 29,938.61 and 5,919.22

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Solution

The fourth proportional to 19,962.48, 29,938.61 and 5,919.22 is: 8,877.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,962.48 : 29,938.61 = 5,919.22 : x
  2. Step 2: Convert to fraction form
    19,962.48/29,938.61 = 5,919.22/x
  3. Step 3: Cross multiply
    19,962.48x = 29,938.61 × 5,919.22
  4. Step 4: Simplify right side
    19,962.48x = 177,213,219.08
  5. Step 5: Solve for x
    x = 177,213,219.08/19,962.48
  6. Step 6: Final answer
    x = 8,877.31

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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.