Home / 19,659.71-27,130.58-10,707.26

Finding the Fourth Proportional to 19,659.71, 27,130.58 and 10,707.26

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Solution

The fourth proportional to 19,659.71, 27,130.58 and 10,707.26 is: 14,776.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,659.71 : 27,130.58 = 10,707.26 : x
  2. Step 2: Convert to fraction form
    19,659.71/27,130.58 = 10,707.26/x
  3. Step 3: Cross multiply
    19,659.71x = 27,130.58 × 10,707.26
  4. Step 4: Simplify right side
    19,659.71x = 290,494,024.97
  5. Step 5: Solve for x
    x = 290,494,024.97/19,659.71
  6. Step 6: Final answer
    x = 14,776.11

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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.