Home / 25,818.72-35,629.44-14,488.32

Finding the Fourth Proportional to 25,818.72, 35,629.44 and 14,488.32

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Solution

The fourth proportional to 25,818.72, 35,629.44 and 14,488.32 is: 19,993.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,818.72 : 35,629.44 = 14,488.32 : x
  2. Step 2: Convert to fraction form
    25,818.72/35,629.44 = 14,488.32/x
  3. Step 3: Cross multiply
    25,818.72x = 35,629.44 × 14,488.32
  4. Step 4: Simplify right side
    25,818.72x = 516,210,728.14
  5. Step 5: Solve for x
    x = 516,210,728.14/25,818.72
  6. Step 6: Final answer
    x = 19,993.66

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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.