Home / 65,707.02-98,560.53-21,338.26

Finding the Fourth Proportional to 65,707.02, 98,560.53 and 21,338.26

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Solution

The fourth proportional to 65,707.02, 98,560.53 and 21,338.26 is: 32,007.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,707.02 : 98,560.53 = 21,338.26 : x
  2. Step 2: Convert to fraction form
    65,707.02/98,560.53 = 21,338.26/x
  3. Step 3: Cross multiply
    65,707.02x = 98,560.53 × 21,338.26
  4. Step 4: Simplify right side
    65,707.02x = 2,103,109,968.48
  5. Step 5: Solve for x
    x = 2,103,109,968.48/65,707.02
  6. Step 6: Final answer
    x = 32,007.39

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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.