Home / 13,047.16-19,571.46-4,283.32

Finding the Fourth Proportional to 13,047.16, 19,571.46 and 4,283.32

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Solution

The fourth proportional to 13,047.16, 19,571.46 and 4,283.32 is: 6,425.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,047.16 : 19,571.46 = 4,283.32 : x
  2. Step 2: Convert to fraction form
    13,047.16/19,571.46 = 4,283.32/x
  3. Step 3: Cross multiply
    13,047.16x = 19,571.46 × 4,283.32
  4. Step 4: Simplify right side
    13,047.16x = 83,830,826.05
  5. Step 5: Solve for x
    x = 83,830,826.05/13,047.16
  6. Step 6: Final answer
    x = 6,425.22

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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.