Home / 13,019.00-19,529.51-4,254.80

Finding the Fourth Proportional to 13,019.00, 19,529.51 and 4,254.80

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Solution

The fourth proportional to 13,019.00, 19,529.51 and 4,254.80 is: 6,382.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,019.00 : 19,529.51 = 4,254.80 : x
  2. Step 2: Convert to fraction form
    13,019.00/19,529.51 = 4,254.80/x
  3. Step 3: Cross multiply
    13,019.00x = 19,529.51 × 4,254.80
  4. Step 4: Simplify right side
    13,019.00x = 83,094,040.23
  5. Step 5: Solve for x
    x = 83,094,040.23/13,019.00
  6. Step 6: Final answer
    x = 6,382.52

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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.