Home / 35,802.06-49,406.86-19,887.99

Finding the Fourth Proportional to 35,802.06, 49,406.86 and 19,887.99

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Solution

The fourth proportional to 35,802.06, 49,406.86 and 19,887.99 is: 27,445.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,802.06 : 49,406.86 = 19,887.99 : x
  2. Step 2: Convert to fraction form
    35,802.06/49,406.86 = 19,887.99/x
  3. Step 3: Cross multiply
    35,802.06x = 49,406.86 × 19,887.99
  4. Step 4: Simplify right side
    35,802.06x = 982,603,137.61
  5. Step 5: Solve for x
    x = 982,603,137.61/35,802.06
  6. Step 6: Final answer
    x = 27,445.44

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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.