Home / 23,395.41-32,285.88-12,785.04

Finding the Fourth Proportional to 23,395.41, 32,285.88 and 12,785.04

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Solution

The fourth proportional to 23,395.41, 32,285.88 and 12,785.04 is: 17,643.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,395.41 : 32,285.88 = 12,785.04 : x
  2. Step 2: Convert to fraction form
    23,395.41/32,285.88 = 12,785.04/x
  3. Step 3: Cross multiply
    23,395.41x = 32,285.88 × 12,785.04
  4. Step 4: Simplify right side
    23,395.41x = 412,776,267.24
  5. Step 5: Solve for x
    x = 412,776,267.24/23,395.41
  6. Step 6: Final answer
    x = 17,643.47

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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.