Home / 19,802.15-27,316.60-12,246.06

Finding the Fourth Proportional to 19,802.15, 27,316.60 and 12,246.06

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Solution

The fourth proportional to 19,802.15, 27,316.60 and 12,246.06 is: 16,893.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,802.15 : 27,316.60 = 12,246.06 : x
  2. Step 2: Convert to fraction form
    19,802.15/27,316.60 = 12,246.06/x
  3. Step 3: Cross multiply
    19,802.15x = 27,316.60 × 12,246.06
  4. Step 4: Simplify right side
    19,802.15x = 334,520,691.98
  5. Step 5: Solve for x
    x = 334,520,691.98/19,802.15
  6. Step 6: Final answer
    x = 16,893.15

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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.