Home / 38,072.59-52,539.37-21,075.87

Finding the Fourth Proportional to 38,072.59, 52,539.37 and 21,075.87

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Solution

The fourth proportional to 38,072.59, 52,539.37 and 21,075.87 is: 29,084.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,072.59 : 52,539.37 = 21,075.87 : x
  2. Step 2: Convert to fraction form
    38,072.59/52,539.37 = 21,075.87/x
  3. Step 3: Cross multiply
    38,072.59x = 52,539.37 × 21,075.87
  4. Step 4: Simplify right side
    38,072.59x = 1,107,312,932.00
  5. Step 5: Solve for x
    x = 1,107,312,932.00/38,072.59
  6. Step 6: Final answer
    x = 29,084.26

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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.