Home / 35,802.40-49,406.68-19,886.44

Finding the Fourth Proportional to 35,802.40, 49,406.68 and 19,886.44

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Solution

The fourth proportional to 35,802.40, 49,406.68 and 19,886.44 is: 27,442.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,802.40 : 49,406.68 = 19,886.44 : x
  2. Step 2: Convert to fraction form
    35,802.40/49,406.68 = 19,886.44/x
  3. Step 3: Cross multiply
    35,802.40x = 49,406.68 × 19,886.44
  4. Step 4: Simplify right side
    35,802.40x = 982,522,977.42
  5. Step 5: Solve for x
    x = 982,522,977.42/35,802.40
  6. Step 6: Final answer
    x = 27,442.94

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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.