Home / 26,913.40-37,140.19-14,976.56

Finding the Fourth Proportional to 26,913.40, 37,140.19 and 14,976.56

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Solution

The fourth proportional to 26,913.40, 37,140.19 and 14,976.56 is: 20,667.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,913.40 : 37,140.19 = 14,976.56 : x
  2. Step 2: Convert to fraction form
    26,913.40/37,140.19 = 14,976.56/x
  3. Step 3: Cross multiply
    26,913.40x = 37,140.19 × 14,976.56
  4. Step 4: Simplify right side
    26,913.40x = 556,232,339.36
  5. Step 5: Solve for x
    x = 556,232,339.36/26,913.40
  6. Step 6: Final answer
    x = 20,667.49

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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.