Home / 37,421.60-51,640.52-22,306.47

Finding the Fourth Proportional to 37,421.60, 51,640.52 and 22,306.47

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Solution

The fourth proportional to 37,421.60, 51,640.52 and 22,306.47 is: 30,782.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,421.60 : 51,640.52 = 22,306.47 : x
  2. Step 2: Convert to fraction form
    37,421.60/51,640.52 = 22,306.47/x
  3. Step 3: Cross multiply
    37,421.60x = 51,640.52 × 22,306.47
  4. Step 4: Simplify right side
    37,421.60x = 1,151,917,710.16
  5. Step 5: Solve for x
    x = 1,151,917,710.16/37,421.60
  6. Step 6: Final answer
    x = 30,782.16

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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.