Home / 20,173.64-30,256.95-6,130.26

Finding the Fourth Proportional to 20,173.64, 30,256.95 and 6,130.26

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Solution

The fourth proportional to 20,173.64, 30,256.95 and 6,130.26 is: 9,194.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,173.64 : 30,256.95 = 6,130.26 : x
  2. Step 2: Convert to fraction form
    20,173.64/30,256.95 = 6,130.26/x
  3. Step 3: Cross multiply
    20,173.64x = 30,256.95 × 6,130.26
  4. Step 4: Simplify right side
    20,173.64x = 185,482,970.31
  5. Step 5: Solve for x
    x = 185,482,970.31/20,173.64
  6. Step 6: Final answer
    x = 9,194.33

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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.