Home / 25,288.23-34,909.57-14,675.81

Finding the Fourth Proportional to 25,288.23, 34,909.57 and 14,675.81

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Solution

The fourth proportional to 25,288.23, 34,909.57 and 14,675.81 is: 20,259.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,288.23 : 34,909.57 = 14,675.81 : x
  2. Step 2: Convert to fraction form
    25,288.23/34,909.57 = 14,675.81/x
  3. Step 3: Cross multiply
    25,288.23x = 34,909.57 × 14,675.81
  4. Step 4: Simplify right side
    25,288.23x = 512,326,143.12
  5. Step 5: Solve for x
    x = 512,326,143.12/25,288.23
  6. Step 6: Final answer
    x = 20,259.47

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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.