Home / 39,636.41-54,698.66-22,642.91

Finding the Fourth Proportional to 39,636.41, 54,698.66 and 22,642.91

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Solution

The fourth proportional to 39,636.41, 54,698.66 and 22,642.91 is: 31,247.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,636.41 : 54,698.66 = 22,642.91 : x
  2. Step 2: Convert to fraction form
    39,636.41/54,698.66 = 22,642.91/x
  3. Step 3: Cross multiply
    39,636.41x = 54,698.66 × 22,642.91
  4. Step 4: Simplify right side
    39,636.41x = 1,238,536,618.61
  5. Step 5: Solve for x
    x = 1,238,536,618.61/39,636.41
  6. Step 6: Final answer
    x = 31,247.45

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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.