Home / 39,657.93-54,726.95-22,661.09

Finding the Fourth Proportional to 39,657.93, 54,726.95 and 22,661.09

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Solution

The fourth proportional to 39,657.93, 54,726.95 and 22,661.09 is: 31,271.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,657.93 : 54,726.95 = 22,661.09 : x
  2. Step 2: Convert to fraction form
    39,657.93/54,726.95 = 22,661.09/x
  3. Step 3: Cross multiply
    39,657.93x = 54,726.95 × 22,661.09
  4. Step 4: Simplify right side
    39,657.93x = 1,240,172,327.62
  5. Step 5: Solve for x
    x = 1,240,172,327.62/39,657.93
  6. Step 6: Final answer
    x = 31,271.74

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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.