Home / 56,315.36-77,707.49-33,649.56

Finding the Fourth Proportional to 56,315.36, 77,707.49 and 33,649.56

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Solution

The fourth proportional to 56,315.36, 77,707.49 and 33,649.56 is: 46,431.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,315.36 : 77,707.49 = 33,649.56 : x
  2. Step 2: Convert to fraction form
    56,315.36/77,707.49 = 33,649.56/x
  3. Step 3: Cross multiply
    56,315.36x = 77,707.49 × 33,649.56
  4. Step 4: Simplify right side
    56,315.36x = 2,614,822,678.96
  5. Step 5: Solve for x
    x = 2,614,822,678.96/56,315.36
  6. Step 6: Final answer
    x = 46,431.79

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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.