Home / 23,279.94-32,126.54-12,669.80

Finding the Fourth Proportional to 23,279.94, 32,126.54 and 12,669.80

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Solution

The fourth proportional to 23,279.94, 32,126.54 and 12,669.80 is: 17,484.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,279.94 : 32,126.54 = 12,669.80 : x
  2. Step 2: Convert to fraction form
    23,279.94/32,126.54 = 12,669.80/x
  3. Step 3: Cross multiply
    23,279.94x = 32,126.54 × 12,669.80
  4. Step 4: Simplify right side
    23,279.94x = 407,036,612.51
  5. Step 5: Solve for x
    x = 407,036,612.51/23,279.94
  6. Step 6: Final answer
    x = 17,484.44

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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.