Home / 32,813.22-45,266.48-21,477.72

Finding the Fourth Proportional to 32,813.22, 45,266.48 and 21,477.72

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Solution

The fourth proportional to 32,813.22, 45,266.48 and 21,477.72 is: 29,628.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,813.22 : 45,266.48 = 21,477.72 : x
  2. Step 2: Convert to fraction form
    32,813.22/45,266.48 = 21,477.72/x
  3. Step 3: Cross multiply
    32,813.22x = 45,266.48 × 21,477.72
  4. Step 4: Simplify right side
    32,813.22x = 972,220,782.83
  5. Step 5: Solve for x
    x = 972,220,782.83/32,813.22
  6. Step 6: Final answer
    x = 29,628.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.