Home / 35,938.62-53,907.93-13,758.80

Finding the Fourth Proportional to 35,938.62, 53,907.93 and 13,758.80

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Solution

The fourth proportional to 35,938.62, 53,907.93 and 13,758.80 is: 20,638.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,938.62 : 53,907.93 = 13,758.80 : x
  2. Step 2: Convert to fraction form
    35,938.62/53,907.93 = 13,758.80/x
  3. Step 3: Cross multiply
    35,938.62x = 53,907.93 × 13,758.80
  4. Step 4: Simplify right side
    35,938.62x = 741,708,157.74
  5. Step 5: Solve for x
    x = 741,708,157.74/35,938.62
  6. Step 6: Final answer
    x = 20,638.19

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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.