Home / 35,339.55-53,009.37-13,150.05

Finding the Fourth Proportional to 35,339.55, 53,009.37 and 13,150.05

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Solution

The fourth proportional to 35,339.55, 53,009.37 and 13,150.05 is: 19,725.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,339.55 : 53,009.37 = 13,150.05 : x
  2. Step 2: Convert to fraction form
    35,339.55/53,009.37 = 13,150.05/x
  3. Step 3: Cross multiply
    35,339.55x = 53,009.37 × 13,150.05
  4. Step 4: Simplify right side
    35,339.55x = 697,075,865.97
  5. Step 5: Solve for x
    x = 697,075,865.97/35,339.55
  6. Step 6: Final answer
    x = 19,725.09

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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.