Home / 35,918.04-53,828.61-18,161.22

Finding the Fourth Proportional to 35,918.04, 53,828.61 and 18,161.22

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Solution

The fourth proportional to 35,918.04, 53,828.61 and 18,161.22 is: 27,217.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,918.04 : 53,828.61 = 18,161.22 : x
  2. Step 2: Convert to fraction form
    35,918.04/53,828.61 = 18,161.22/x
  3. Step 3: Cross multiply
    35,918.04x = 53,828.61 × 18,161.22
  4. Step 4: Simplify right side
    35,918.04x = 977,593,228.50
  5. Step 5: Solve for x
    x = 977,593,228.50/35,918.04
  6. Step 6: Final answer
    x = 27,217.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.