Home / 14,124.12-21,185.51-5,802.05

Finding the Fourth Proportional to 14,124.12, 21,185.51 and 5,802.05

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Solution

The fourth proportional to 14,124.12, 21,185.51 and 5,802.05 is: 8,702.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,124.12 : 21,185.51 = 5,802.05 : x
  2. Step 2: Convert to fraction form
    14,124.12/21,185.51 = 5,802.05/x
  3. Step 3: Cross multiply
    14,124.12x = 21,185.51 × 5,802.05
  4. Step 4: Simplify right side
    14,124.12x = 122,919,253.36
  5. Step 5: Solve for x
    x = 122,919,253.36/14,124.12
  6. Step 6: Final answer
    x = 8,702.79

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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.