Home / 23,106.52-31,895.63-17,991.91

Finding the Fourth Proportional to 23,106.52, 31,895.63 and 17,991.91

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Solution

The fourth proportional to 23,106.52, 31,895.63 and 17,991.91 is: 24,835.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,106.52 : 31,895.63 = 17,991.91 : x
  2. Step 2: Convert to fraction form
    23,106.52/31,895.63 = 17,991.91/x
  3. Step 3: Cross multiply
    23,106.52x = 31,895.63 × 17,991.91
  4. Step 4: Simplify right side
    23,106.52x = 573,863,254.26
  5. Step 5: Solve for x
    x = 573,863,254.26/23,106.52
  6. Step 6: Final answer
    x = 24,835.55

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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.