Home / 19,152.97-26,430.78-10,654.99

Finding the Fourth Proportional to 19,152.97, 26,430.78 and 10,654.99

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Solution

The fourth proportional to 19,152.97, 26,430.78 and 10,654.99 is: 14,703.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152.97 : 26,430.78 = 10,654.99 : x
  2. Step 2: Convert to fraction form
    19,152.97/26,430.78 = 10,654.99/x
  3. Step 3: Cross multiply
    19,152.97x = 26,430.78 × 10,654.99
  4. Step 4: Simplify right side
    19,152.97x = 281,619,696.59
  5. Step 5: Solve for x
    x = 281,619,696.59/19,152.97
  6. Step 6: Final answer
    x = 14,703.71

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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.