Home / 14,208.04-19,599.96-10,018.72

Finding the Fourth Proportional to 14,208.04, 19,599.96 and 10,018.72

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Solution

The fourth proportional to 14,208.04, 19,599.96 and 10,018.72 is: 13,820.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,208.04 : 19,599.96 = 10,018.72 : x
  2. Step 2: Convert to fraction form
    14,208.04/19,599.96 = 10,018.72/x
  3. Step 3: Cross multiply
    14,208.04x = 19,599.96 × 10,018.72
  4. Step 4: Simplify right side
    14,208.04x = 196,366,511.25
  5. Step 5: Solve for x
    x = 196,366,511.25/14,208.04
  6. Step 6: Final answer
    x = 13,820.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.