Home / 26,914.03-37,139.77-15,582.71

Finding the Fourth Proportional to 26,914.03, 37,139.77 and 15,582.71

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Solution

The fourth proportional to 26,914.03, 37,139.77 and 15,582.71 is: 21,503.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,914.03 : 37,139.77 = 15,582.71 : x
  2. Step 2: Convert to fraction form
    26,914.03/37,139.77 = 15,582.71/x
  3. Step 3: Cross multiply
    26,914.03x = 37,139.77 × 15,582.71
  4. Step 4: Simplify right side
    26,914.03x = 578,738,319.27
  5. Step 5: Solve for x
    x = 578,738,319.27/26,914.03
  6. Step 6: Final answer
    x = 21,503.22

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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.