Home / 39,845.52-55,005.48-23,075.28

Finding the Fourth Proportional to 39,845.52, 55,005.48 and 23,075.28

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Solution

The fourth proportional to 39,845.52, 55,005.48 and 23,075.28 is: 31,854.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,845.52 : 55,005.48 = 23,075.28 : x
  2. Step 2: Convert to fraction form
    39,845.52/55,005.48 = 23,075.28/x
  3. Step 3: Cross multiply
    39,845.52x = 55,005.48 × 23,075.28
  4. Step 4: Simplify right side
    39,845.52x = 1,269,266,852.53
  5. Step 5: Solve for x
    x = 1,269,266,852.53/39,845.52
  6. Step 6: Final answer
    x = 31,854.69

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1.5x scale

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.