Home / 53,614.08-80,421.79-14,170.84

Finding the Fourth Proportional to 53,614.08, 80,421.79 and 14,170.84

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Solution

The fourth proportional to 53,614.08, 80,421.79 and 14,170.84 is: 21,256.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,614.08 : 80,421.79 = 14,170.84 : x
  2. Step 2: Convert to fraction form
    53,614.08/80,421.79 = 14,170.84/x
  3. Step 3: Cross multiply
    53,614.08x = 80,421.79 × 14,170.84
  4. Step 4: Simplify right side
    53,614.08x = 1,139,644,318.60
  5. Step 5: Solve for x
    x = 1,139,644,318.60/53,614.08
  6. Step 6: Final answer
    x = 21,256.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.