Home / 26,928.90-37,160.91-14,991.93

Finding the Fourth Proportional to 26,928.90, 37,160.91 and 14,991.93

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Solution

The fourth proportional to 26,928.90, 37,160.91 and 14,991.93 is: 20,688.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,928.90 : 37,160.91 = 14,991.93 : x
  2. Step 2: Convert to fraction form
    26,928.90/37,160.91 = 14,991.93/x
  3. Step 3: Cross multiply
    26,928.90x = 37,160.91 × 14,991.93
  4. Step 4: Simplify right side
    26,928.90x = 557,113,761.46
  5. Step 5: Solve for x
    x = 557,113,761.46/26,928.90
  6. Step 6: Final answer
    x = 20,688.32

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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.