Home / 37,560.80-51,830.96-21,646.53

Finding the Fourth Proportional to 37,560.80, 51,830.96 and 21,646.53

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Solution

The fourth proportional to 37,560.80, 51,830.96 and 21,646.53 is: 29,870.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,560.80 : 51,830.96 = 21,646.53 : x
  2. Step 2: Convert to fraction form
    37,560.80/51,830.96 = 21,646.53/x
  3. Step 3: Cross multiply
    37,560.80x = 51,830.96 × 21,646.53
  4. Step 4: Simplify right side
    37,560.80x = 1,121,960,322.34
  5. Step 5: Solve for x
    x = 1,121,960,322.34/37,560.80
  6. Step 6: Final answer
    x = 29,870.51

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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.