Home / 40,276.36-60,352.44-21,558.88

Finding the Fourth Proportional to 40,276.36, 60,352.44 and 21,558.88

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Solution

The fourth proportional to 40,276.36, 60,352.44 and 21,558.88 is: 32,305.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,276.36 : 60,352.44 = 21,558.88 : x
  2. Step 2: Convert to fraction form
    40,276.36/60,352.44 = 21,558.88/x
  3. Step 3: Cross multiply
    40,276.36x = 60,352.44 × 21,558.88
  4. Step 4: Simplify right side
    40,276.36x = 1,301,131,011.67
  5. Step 5: Solve for x
    x = 1,301,131,011.67/40,276.36
  6. Step 6: Final answer
    x = 32,305.08

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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.