Home / 19,611.93-27,065.06-12,062.70

Finding the Fourth Proportional to 19,611.93, 27,065.06 and 12,062.70

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Solution

The fourth proportional to 19,611.93, 27,065.06 and 12,062.70 is: 16,646.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,611.93 : 27,065.06 = 12,062.70 : x
  2. Step 2: Convert to fraction form
    19,611.93/27,065.06 = 12,062.70/x
  3. Step 3: Cross multiply
    19,611.93x = 27,065.06 × 12,062.70
  4. Step 4: Simplify right side
    19,611.93x = 326,477,699.26
  5. Step 5: Solve for x
    x = 326,477,699.26/19,611.93
  6. Step 6: Final answer
    x = 16,646.89

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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.