Home / 26,970.31-37,218.86-15,033.49

Finding the Fourth Proportional to 26,970.31, 37,218.86 and 15,033.49

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Solution

The fourth proportional to 26,970.31, 37,218.86 and 15,033.49 is: 20,746.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,970.31 : 37,218.86 = 15,033.49 : x
  2. Step 2: Convert to fraction form
    26,970.31/37,218.86 = 15,033.49/x
  3. Step 3: Cross multiply
    26,970.31x = 37,218.86 × 15,033.49
  4. Step 4: Simplify right side
    26,970.31x = 559,529,284.45
  5. Step 5: Solve for x
    x = 559,529,284.45/26,970.31
  6. Step 6: Final answer
    x = 20,746.12

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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.