Home / 43,069.10-64,603.53-11,904.26

Finding the Fourth Proportional to 43,069.10, 64,603.53 and 11,904.26

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Solution

The fourth proportional to 43,069.10, 64,603.53 and 11,904.26 is: 17,856.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,069.10 : 64,603.53 = 11,904.26 : x
  2. Step 2: Convert to fraction form
    43,069.10/64,603.53 = 11,904.26/x
  3. Step 3: Cross multiply
    43,069.10x = 64,603.53 × 11,904.26
  4. Step 4: Simplify right side
    43,069.10x = 769,057,218.04
  5. Step 5: Solve for x
    x = 769,057,218.04/43,069.10
  6. Step 6: Final answer
    x = 17,856.36

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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.