Home / 14,042.63-19,369.93-10,678.07

Finding the Fourth Proportional to 14,042.63, 19,369.93 and 10,678.07

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Solution

The fourth proportional to 14,042.63, 19,369.93 and 10,678.07 is: 14,728.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042.63 : 19,369.93 = 10,678.07 : x
  2. Step 2: Convert to fraction form
    14,042.63/19,369.93 = 10,678.07/x
  3. Step 3: Cross multiply
    14,042.63x = 19,369.93 × 10,678.07
  4. Step 4: Simplify right side
    14,042.63x = 206,833,366.48
  5. Step 5: Solve for x
    x = 206,833,366.48/14,042.63
  6. Step 6: Final answer
    x = 14,728.96

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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.