Home / 35,880.15-53,820.26-17,155.79

Finding the Fourth Proportional to 35,880.15, 53,820.26 and 17,155.79

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Solution

The fourth proportional to 35,880.15, 53,820.26 and 17,155.79 is: 25,733.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,880.15 : 53,820.26 = 17,155.79 : x
  2. Step 2: Convert to fraction form
    35,880.15/53,820.26 = 17,155.79/x
  3. Step 3: Cross multiply
    35,880.15x = 53,820.26 × 17,155.79
  4. Step 4: Simplify right side
    35,880.15x = 923,329,078.31
  5. Step 5: Solve for x
    x = 923,329,078.31/35,880.15
  6. Step 6: Final answer
    x = 25,733.70

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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.