Home / 43,215.36-64,710.88-37,015.28

Finding the Fourth Proportional to 43,215.36, 64,710.88 and 37,015.28

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Solution

The fourth proportional to 43,215.36, 64,710.88 and 37,015.28 is: 55,426.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,215.36 : 64,710.88 = 37,015.28 : x
  2. Step 2: Convert to fraction form
    43,215.36/64,710.88 = 37,015.28/x
  3. Step 3: Cross multiply
    43,215.36x = 64,710.88 × 37,015.28
  4. Step 4: Simplify right side
    43,215.36x = 2,395,291,342.25
  5. Step 5: Solve for x
    x = 2,395,291,342.25/43,215.36
  6. Step 6: Final answer
    x = 55,426.85

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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.