Home / 23,643.37-32,627.41-12,888.35

Finding the Fourth Proportional to 23,643.37, 32,627.41 and 12,888.35

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Solution

The fourth proportional to 23,643.37, 32,627.41 and 12,888.35 is: 17,785.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,643.37 : 32,627.41 = 12,888.35 : x
  2. Step 2: Convert to fraction form
    23,643.37/32,627.41 = 12,888.35/x
  3. Step 3: Cross multiply
    23,643.37x = 32,627.41 × 12,888.35
  4. Step 4: Simplify right side
    23,643.37x = 420,513,479.67
  5. Step 5: Solve for x
    x = 420,513,479.67/23,643.37
  6. Step 6: Final answer
    x = 17,785.68

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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.