Home / 26,830.04-37,027.32-15,503.36

Finding the Fourth Proportional to 26,830.04, 37,027.32 and 15,503.36

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Solution

The fourth proportional to 26,830.04, 37,027.32 and 15,503.36 is: 21,395.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,830.04 : 37,027.32 = 15,503.36 : x
  2. Step 2: Convert to fraction form
    26,830.04/37,027.32 = 15,503.36/x
  3. Step 3: Cross multiply
    26,830.04x = 37,027.32 × 15,503.36
  4. Step 4: Simplify right side
    26,830.04x = 574,047,871.80
  5. Step 5: Solve for x
    x = 574,047,871.80/26,830.04
  6. Step 6: Final answer
    x = 21,395.71

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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.