Home / 65,351.21-98,015.01-17,320.13

Finding the Fourth Proportional to 65,351.21, 98,015.01 and 17,320.13

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Solution

The fourth proportional to 65,351.21, 98,015.01 and 17,320.13 is: 25,977.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,351.21 : 98,015.01 = 17,320.13 : x
  2. Step 2: Convert to fraction form
    65,351.21/98,015.01 = 17,320.13/x
  3. Step 3: Cross multiply
    65,351.21x = 98,015.01 × 17,320.13
  4. Step 4: Simplify right side
    65,351.21x = 1,697,632,625.11
  5. Step 5: Solve for x
    x = 1,697,632,625.11/65,351.21
  6. Step 6: Final answer
    x = 25,977.07

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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.