Home / 26,628.32-39,946.26-14,145.08

Finding the Fourth Proportional to 26,628.32, 39,946.26 and 14,145.08

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Solution

The fourth proportional to 26,628.32, 39,946.26 and 14,145.08 is: 21,219.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,628.32 : 39,946.26 = 14,145.08 : x
  2. Step 2: Convert to fraction form
    26,628.32/39,946.26 = 14,145.08/x
  3. Step 3: Cross multiply
    26,628.32x = 39,946.26 × 14,145.08
  4. Step 4: Simplify right side
    26,628.32x = 565,043,043.40
  5. Step 5: Solve for x
    x = 565,043,043.40/26,628.32
  6. Step 6: Final answer
    x = 21,219.63

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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.