Home / 37,700.74-52,012.11-21,782.26

Finding the Fourth Proportional to 37,700.74, 52,012.11 and 21,782.26

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Solution

The fourth proportional to 37,700.74, 52,012.11 and 21,782.26 is: 30,050.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,700.74 : 52,012.11 = 21,782.26 : x
  2. Step 2: Convert to fraction form
    37,700.74/52,012.11 = 21,782.26/x
  3. Step 3: Cross multiply
    37,700.74x = 52,012.11 × 21,782.26
  4. Step 4: Simplify right side
    37,700.74x = 1,132,941,303.17
  5. Step 5: Solve for x
    x = 1,132,941,303.17/37,700.74
  6. Step 6: Final answer
    x = 30,050.90

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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.