Home / 14,114.83-19,477.07-8,148.43

Finding the Fourth Proportional to 14,114.83, 19,477.07 and 8,148.43

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Solution

The fourth proportional to 14,114.83, 19,477.07 and 8,148.43 is: 11,244.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,114.83 : 19,477.07 = 8,148.43 : x
  2. Step 2: Convert to fraction form
    14,114.83/19,477.07 = 8,148.43/x
  3. Step 3: Cross multiply
    14,114.83x = 19,477.07 × 8,148.43
  4. Step 4: Simplify right side
    14,114.83x = 158,707,541.50
  5. Step 5: Solve for x
    x = 158,707,541.50/14,114.83
  6. Step 6: Final answer
    x = 11,244.03

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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.