Home / 14,219.09-21,319.50-5,904.84

Finding the Fourth Proportional to 14,219.09, 21,319.50 and 5,904.84

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Solution

The fourth proportional to 14,219.09, 21,319.50 and 5,904.84 is: 8,853.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,219.09 : 21,319.50 = 5,904.84 : x
  2. Step 2: Convert to fraction form
    14,219.09/21,319.50 = 5,904.84/x
  3. Step 3: Cross multiply
    14,219.09x = 21,319.50 × 5,904.84
  4. Step 4: Simplify right side
    14,219.09x = 125,888,236.38
  5. Step 5: Solve for x
    x = 125,888,236.38/14,219.09
  6. Step 6: Final answer
    x = 8,853.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.