Home / 13,849.48-19,064.06-12,078.01

Finding the Fourth Proportional to 13,849.48, 19,064.06 and 12,078.01

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Solution

The fourth proportional to 13,849.48, 19,064.06 and 12,078.01 is: 16,625.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,849.48 : 19,064.06 = 12,078.01 : x
  2. Step 2: Convert to fraction form
    13,849.48/19,064.06 = 12,078.01/x
  3. Step 3: Cross multiply
    13,849.48x = 19,064.06 × 12,078.01
  4. Step 4: Simplify right side
    13,849.48x = 230,255,916.05
  5. Step 5: Solve for x
    x = 230,255,916.05/13,849.48
  6. Step 6: Final answer
    x = 16,625.60

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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.