Home / 14,857.07-20,502.72-8,888.74

Finding the Fourth Proportional to 14,857.07, 20,502.72 and 8,888.74

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Solution

The fourth proportional to 14,857.07, 20,502.72 and 8,888.74 is: 12,266.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,857.07 : 20,502.72 = 8,888.74 : x
  2. Step 2: Convert to fraction form
    14,857.07/20,502.72 = 8,888.74/x
  3. Step 3: Cross multiply
    14,857.07x = 20,502.72 × 8,888.74
  4. Step 4: Simplify right side
    14,857.07x = 182,243,296.12
  5. Step 5: Solve for x
    x = 182,243,296.12/14,857.07
  6. Step 6: Final answer
    x = 12,266.44

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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.