Home / 25,690.08-35,447.68-14,359.80

Finding the Fourth Proportional to 25,690.08, 35,447.68 and 14,359.80

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Solution

The fourth proportional to 25,690.08, 35,447.68 and 14,359.80 is: 19,813.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,690.08 : 35,447.68 = 14,359.80 : x
  2. Step 2: Convert to fraction form
    25,690.08/35,447.68 = 14,359.80/x
  3. Step 3: Cross multiply
    25,690.08x = 35,447.68 × 14,359.80
  4. Step 4: Simplify right side
    25,690.08x = 509,021,595.26
  5. Step 5: Solve for x
    x = 509,021,595.26/25,690.08
  6. Step 6: Final answer
    x = 19,813.94

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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.