Home / 14,072.63-19,420.83-10,718.01

Finding the Fourth Proportional to 14,072.63, 19,420.83 and 10,718.01

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Solution

The fourth proportional to 14,072.63, 19,420.83 and 10,718.01 is: 14,791.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,072.63 : 19,420.83 = 10,718.01 : x
  2. Step 2: Convert to fraction form
    14,072.63/19,420.83 = 10,718.01/x
  3. Step 3: Cross multiply
    14,072.63x = 19,420.83 × 10,718.01
  4. Step 4: Simplify right side
    14,072.63x = 208,152,650.15
  5. Step 5: Solve for x
    x = 208,152,650.15/14,072.63
  6. Step 6: Final answer
    x = 14,791.32

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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.