Home / 19,848.06-27,403.16-12,302.42

Finding the Fourth Proportional to 19,848.06, 27,403.16 and 12,302.42

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Solution

The fourth proportional to 19,848.06, 27,403.16 and 12,302.42 is: 16,985.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,848.06 : 27,403.16 = 12,302.42 : x
  2. Step 2: Convert to fraction form
    19,848.06/27,403.16 = 12,302.42/x
  3. Step 3: Cross multiply
    19,848.06x = 27,403.16 × 12,302.42
  4. Step 4: Simplify right side
    19,848.06x = 337,125,183.65
  5. Step 5: Solve for x
    x = 337,125,183.65/19,848.06
  6. Step 6: Final answer
    x = 16,985.30

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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.