Home / 17,263.80-23,811.30-12,787.74

Finding the Fourth Proportional to 17,263.80, 23,811.30 and 12,787.74

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Solution

The fourth proportional to 17,263.80, 23,811.30 and 12,787.74 is: 17,637.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,263.80 : 23,811.30 = 12,787.74 : x
  2. Step 2: Convert to fraction form
    17,263.80/23,811.30 = 12,787.74/x
  3. Step 3: Cross multiply
    17,263.80x = 23,811.30 × 12,787.74
  4. Step 4: Simplify right side
    17,263.80x = 304,492,713.46
  5. Step 5: Solve for x
    x = 304,492,713.46/17,263.80
  6. Step 6: Final answer
    x = 17,637.64

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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.