Home / 14,598.09-20,145.39-8,310.47

Finding the Fourth Proportional to 14,598.09, 20,145.39 and 8,310.47

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Solution

The fourth proportional to 14,598.09, 20,145.39 and 8,310.47 is: 11,468.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,598.09 : 20,145.39 = 8,310.47 : x
  2. Step 2: Convert to fraction form
    14,598.09/20,145.39 = 8,310.47/x
  3. Step 3: Cross multiply
    14,598.09x = 20,145.39 × 8,310.47
  4. Step 4: Simplify right side
    14,598.09x = 167,417,558.51
  5. Step 5: Solve for x
    x = 167,417,558.51/14,598.09
  6. Step 6: Final answer
    x = 11,468.46

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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.