Home / 32,728.42-45,166.98-19,307.53

Finding the Fourth Proportional to 32,728.42, 45,166.98 and 19,307.53

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Solution

The fourth proportional to 32,728.42, 45,166.98 and 19,307.53 is: 26,645.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,728.42 : 45,166.98 = 19,307.53 : x
  2. Step 2: Convert to fraction form
    32,728.42/45,166.98 = 19,307.53/x
  3. Step 3: Cross multiply
    32,728.42x = 45,166.98 × 19,307.53
  4. Step 4: Simplify right side
    32,728.42x = 872,062,821.36
  5. Step 5: Solve for x
    x = 872,062,821.36/32,728.42
  6. Step 6: Final answer
    x = 26,645.43

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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.