Home / 23,570.40-35,366.40-12,474.72

Finding the Fourth Proportional to 23,570.40, 35,366.40 and 12,474.72

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Solution

The fourth proportional to 23,570.40, 35,366.40 and 12,474.72 is: 18,717.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,570.40 : 35,366.40 = 12,474.72 : x
  2. Step 2: Convert to fraction form
    23,570.40/35,366.40 = 12,474.72/x
  3. Step 3: Cross multiply
    23,570.40x = 35,366.40 × 12,474.72
  4. Step 4: Simplify right side
    23,570.40x = 441,185,937.41
  5. Step 5: Solve for x
    x = 441,185,937.41/23,570.40
  6. Step 6: Final answer
    x = 18,717.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.