Home / 56,259.32-77,645.58-33,899

Finding the Fourth Proportional to 56,259.32, 77,645.58 and 33,899

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Solution

The fourth proportional to 56,259.32, 77,645.58 and 33,899 is: 46,785.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,259.32 : 77,645.58 = 33,899 : x
  2. Step 2: Convert to fraction form
    56,259.32/77,645.58 = 33,899/x
  3. Step 3: Cross multiply
    56,259.32x = 77,645.58 × 33,899
  4. Step 4: Simplify right side
    56,259.32x = 2,632,107,516.42
  5. Step 5: Solve for x
    x = 2,632,107,516.42/56,259.32
  6. Step 6: Final answer
    x = 46,785.27

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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.