Home / 56,511.42-77,977.80-33,845.10

Finding the Fourth Proportional to 56,511.42, 77,977.80 and 33,845.10

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Solution

The fourth proportional to 56,511.42, 77,977.80 and 33,845.10 is: 46,701.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,511.42 : 77,977.80 = 33,845.10 : x
  2. Step 2: Convert to fraction form
    56,511.42/77,977.80 = 33,845.10/x
  3. Step 3: Cross multiply
    56,511.42x = 77,977.80 × 33,845.10
  4. Step 4: Simplify right side
    56,511.42x = 2,639,166,438.78
  5. Step 5: Solve for x
    x = 2,639,166,438.78/56,511.42
  6. Step 6: Final answer
    x = 46,701.47

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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.