Home / 56,395.98-77,820.80-33,730.43

Finding the Fourth Proportional to 56,395.98, 77,820.80 and 33,730.43

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Solution

The fourth proportional to 56,395.98, 77,820.80 and 33,730.43 is: 46,544.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,395.98 : 77,820.80 = 33,730.43 : x
  2. Step 2: Convert to fraction form
    56,395.98/77,820.80 = 33,730.43/x
  3. Step 3: Cross multiply
    56,395.98x = 77,820.80 × 33,730.43
  4. Step 4: Simplify right side
    56,395.98x = 2,624,928,489.19
  5. Step 5: Solve for x
    x = 2,624,928,489.19/56,395.98
  6. Step 6: Final answer
    x = 46,544.60

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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.