Home / 23,485.09-32,409.43-12,874.80

Finding the Fourth Proportional to 23,485.09, 32,409.43 and 12,874.80

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Solution

The fourth proportional to 23,485.09, 32,409.43 and 12,874.80 is: 17,767.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,485.09 : 32,409.43 = 12,874.80 : x
  2. Step 2: Convert to fraction form
    23,485.09/32,409.43 = 12,874.80/x
  3. Step 3: Cross multiply
    23,485.09x = 32,409.43 × 12,874.80
  4. Step 4: Simplify right side
    23,485.09x = 417,264,929.36
  5. Step 5: Solve for x
    x = 417,264,929.36/23,485.09
  6. Step 6: Final answer
    x = 17,767.23

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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.