Home / 26,928.09-37,159.43-14,992.47

Finding the Fourth Proportional to 26,928.09, 37,159.43 and 14,992.47

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Solution

The fourth proportional to 26,928.09, 37,159.43 and 14,992.47 is: 20,688.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,928.09 : 37,159.43 = 14,992.47 : x
  2. Step 2: Convert to fraction form
    26,928.09/37,159.43 = 14,992.47/x
  3. Step 3: Cross multiply
    26,928.09x = 37,159.43 × 14,992.47
  4. Step 4: Simplify right side
    26,928.09x = 557,111,564.53
  5. Step 5: Solve for x
    x = 557,111,564.53/26,928.09
  6. Step 6: Final answer
    x = 20,688.86

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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.