Home / 13,004.37-19,482.08-6,422.85

Finding the Fourth Proportional to 13,004.37, 19,482.08 and 6,422.85

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Solution

The fourth proportional to 13,004.37, 19,482.08 and 6,422.85 is: 9,622.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,004.37 : 19,482.08 = 6,422.85 : x
  2. Step 2: Convert to fraction form
    13,004.37/19,482.08 = 6,422.85/x
  3. Step 3: Cross multiply
    13,004.37x = 19,482.08 × 6,422.85
  4. Step 4: Simplify right side
    13,004.37x = 125,130,445.41
  5. Step 5: Solve for x
    x = 125,130,445.41/13,004.37
  6. Step 6: Final answer
    x = 9,622.18

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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.