Home / 14,699.36-20,290.92-10,225.72

Finding the Fourth Proportional to 14,699.36, 20,290.92 and 10,225.72

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Solution

The fourth proportional to 14,699.36, 20,290.92 and 10,225.72 is: 14,115.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,699.36 : 20,290.92 = 10,225.72 : x
  2. Step 2: Convert to fraction form
    14,699.36/20,290.92 = 10,225.72/x
  3. Step 3: Cross multiply
    14,699.36x = 20,290.92 × 10,225.72
  4. Step 4: Simplify right side
    14,699.36x = 207,489,266.46
  5. Step 5: Solve for x
    x = 207,489,266.46/14,699.36
  6. Step 6: Final answer
    x = 14,115.53

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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.