Home / 23,121.84-31,888.44-14,741.04

Finding the Fourth Proportional to 23,121.84, 31,888.44 and 14,741.04

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Solution

The fourth proportional to 23,121.84, 31,888.44 and 14,741.04 is: 20,330.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,121.84 : 31,888.44 = 14,741.04 : x
  2. Step 2: Convert to fraction form
    23,121.84/31,888.44 = 14,741.04/x
  3. Step 3: Cross multiply
    23,121.84x = 31,888.44 × 14,741.04
  4. Step 4: Simplify right side
    23,121.84x = 470,068,769.58
  5. Step 5: Solve for x
    x = 470,068,769.58/23,121.84
  6. Step 6: Final answer
    x = 20,330.08

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Double scale
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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.