Home / 58,918.36-81,298.20-33,763

Finding the Fourth Proportional to 58,918.36, 81,298.20 and 33,763

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Solution

The fourth proportional to 58,918.36, 81,298.20 and 33,763 is: 46,587.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,918.36 : 81,298.20 = 33,763 : x
  2. Step 2: Convert to fraction form
    58,918.36/81,298.20 = 33,763/x
  3. Step 3: Cross multiply
    58,918.36x = 81,298.20 × 33,763
  4. Step 4: Simplify right side
    58,918.36x = 2,744,871,126.60
  5. Step 5: Solve for x
    x = 2,744,871,126.60/58,918.36
  6. Step 6: Final answer
    x = 46,587.70

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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.