Home / 37,782.30-56,709.90-19,083.45

Finding the Fourth Proportional to 37,782.30, 56,709.90 and 19,083.45

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Solution

The fourth proportional to 37,782.30, 56,709.90 and 19,083.45 is: 28,643.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,782.30 : 56,709.90 = 19,083.45 : x
  2. Step 2: Convert to fraction form
    37,782.30/56,709.90 = 19,083.45/x
  3. Step 3: Cross multiply
    37,782.30x = 56,709.90 × 19,083.45
  4. Step 4: Simplify right side
    37,782.30x = 1,082,220,541.16
  5. Step 5: Solve for x
    x = 1,082,220,541.16/37,782.30
  6. Step 6: Final answer
    x = 28,643.59

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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.