Home / 35,335.24-48,762.78-19,419.28

Finding the Fourth Proportional to 35,335.24, 48,762.78 and 19,419.28

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Solution

The fourth proportional to 35,335.24, 48,762.78 and 19,419.28 is: 26,798.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,335.24 : 48,762.78 = 19,419.28 : x
  2. Step 2: Convert to fraction form
    35,335.24/48,762.78 = 19,419.28/x
  3. Step 3: Cross multiply
    35,335.24x = 48,762.78 × 19,419.28
  4. Step 4: Simplify right side
    35,335.24x = 946,938,078.40
  5. Step 5: Solve for x
    x = 946,938,078.40/35,335.24
  6. Step 6: Final answer
    x = 26,798.69

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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.