Home / 32,675.91-45,085.85-21,362.03

Finding the Fourth Proportional to 32,675.91, 45,085.85 and 21,362.03

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Solution

The fourth proportional to 32,675.91, 45,085.85 and 21,362.03 is: 29,475.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,675.91 : 45,085.85 = 21,362.03 : x
  2. Step 2: Convert to fraction form
    32,675.91/45,085.85 = 21,362.03/x
  3. Step 3: Cross multiply
    32,675.91x = 45,085.85 × 21,362.03
  4. Step 4: Simplify right side
    32,675.91x = 963,125,197.22
  5. Step 5: Solve for x
    x = 963,125,197.22/32,675.91
  6. Step 6: Final answer
    x = 29,475.09

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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.