Home / 25,597.20-35,323.72-14,419.28

Finding the Fourth Proportional to 25,597.20, 35,323.72 and 14,419.28

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Solution

The fourth proportional to 25,597.20, 35,323.72 and 14,419.28 is: 19,898.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,597.20 : 35,323.72 = 14,419.28 : x
  2. Step 2: Convert to fraction form
    25,597.20/35,323.72 = 14,419.28/x
  3. Step 3: Cross multiply
    25,597.20x = 35,323.72 × 14,419.28
  4. Step 4: Simplify right side
    25,597.20x = 509,342,609.32
  5. Step 5: Solve for x
    x = 509,342,609.32/25,597.20
  6. Step 6: Final answer
    x = 19,898.37

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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.