Home / 56,029.20-77,303.80-33,356.86

Finding the Fourth Proportional to 56,029.20, 77,303.80 and 33,356.86

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Solution

The fourth proportional to 56,029.20, 77,303.80 and 33,356.86 is: 46,022.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,029.20 : 77,303.80 = 33,356.86 : x
  2. Step 2: Convert to fraction form
    56,029.20/77,303.80 = 33,356.86/x
  3. Step 3: Cross multiply
    56,029.20x = 77,303.80 × 33,356.86
  4. Step 4: Simplify right side
    56,029.20x = 2,578,612,034.07
  5. Step 5: Solve for x
    x = 2,578,612,034.07/56,029.20
  6. Step 6: Final answer
    x = 46,022.65

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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.