Home / 14,423.36-19,905.23-8,051.19

Finding the Fourth Proportional to 14,423.36, 19,905.23 and 8,051.19

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Solution

The fourth proportional to 14,423.36, 19,905.23 and 8,051.19 is: 11,111.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,423.36 : 19,905.23 = 8,051.19 : x
  2. Step 2: Convert to fraction form
    14,423.36/19,905.23 = 8,051.19/x
  3. Step 3: Cross multiply
    14,423.36x = 19,905.23 × 8,051.19
  4. Step 4: Simplify right side
    14,423.36x = 160,260,734.21
  5. Step 5: Solve for x
    x = 160,260,734.21/14,423.36
  6. Step 6: Final answer
    x = 11,111.20

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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.