Home / 35,918.36-53,818.14-18,364.04

Finding the Fourth Proportional to 35,918.36, 53,818.14 and 18,364.04

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Solution

The fourth proportional to 35,918.36, 53,818.14 and 18,364.04 is: 27,515.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,918.36 : 53,818.14 = 18,364.04 : x
  2. Step 2: Convert to fraction form
    35,918.36/53,818.14 = 18,364.04/x
  3. Step 3: Cross multiply
    35,918.36x = 53,818.14 × 18,364.04
  4. Step 4: Simplify right side
    35,918.36x = 988,318,475.69
  5. Step 5: Solve for x
    x = 988,318,475.69/35,918.36
  6. Step 6: Final answer
    x = 27,515.69

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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.