Home / 14,967.07-20,655.48-8,252.68

Finding the Fourth Proportional to 14,967.07, 20,655.48 and 8,252.68

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Solution

The fourth proportional to 14,967.07, 20,655.48 and 8,252.68 is: 11,389.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,967.07 : 20,655.48 = 8,252.68 : x
  2. Step 2: Convert to fraction form
    14,967.07/20,655.48 = 8,252.68/x
  3. Step 3: Cross multiply
    14,967.07x = 20,655.48 × 8,252.68
  4. Step 4: Simplify right side
    14,967.07x = 170,463,066.69
  5. Step 5: Solve for x
    x = 170,463,066.69/14,967.07
  6. Step 6: Final answer
    x = 11,389.21

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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.