Home / 26,628.32-36,738.96-15,448.16

Finding the Fourth Proportional to 26,628.32, 36,738.96 and 15,448.16

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Solution

The fourth proportional to 26,628.32, 36,738.96 and 15,448.16 is: 21,313.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,628.32 : 36,738.96 = 15,448.16 : x
  2. Step 2: Convert to fraction form
    26,628.32/36,738.96 = 15,448.16/x
  3. Step 3: Cross multiply
    26,628.32x = 36,738.96 × 15,448.16
  4. Step 4: Simplify right side
    26,628.32x = 567,549,332.31
  5. Step 5: Solve for x
    x = 567,549,332.31/26,628.32
  6. Step 6: Final answer
    x = 21,313.75

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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.