Home / 30,702.42-46,075.50-13,177.26

Finding the Fourth Proportional to 30,702.42, 46,075.50 and 13,177.26

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Solution

The fourth proportional to 30,702.42, 46,075.50 and 13,177.26 is: 19,775.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,702.42 : 46,075.50 = 13,177.26 : x
  2. Step 2: Convert to fraction form
    30,702.42/46,075.50 = 13,177.26/x
  3. Step 3: Cross multiply
    30,702.42x = 46,075.50 × 13,177.26
  4. Step 4: Simplify right side
    30,702.42x = 607,148,843.13
  5. Step 5: Solve for x
    x = 607,148,843.13/30,702.42
  6. Step 6: Final answer
    x = 19,775.28

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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.