Home / 56,045.56-77,339.82-30,893.08

Finding the Fourth Proportional to 56,045.56, 77,339.82 and 30,893.08

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Solution

The fourth proportional to 56,045.56, 77,339.82 and 30,893.08 is: 42,630.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,045.56 : 77,339.82 = 30,893.08 : x
  2. Step 2: Convert to fraction form
    56,045.56/77,339.82 = 30,893.08/x
  3. Step 3: Cross multiply
    56,045.56x = 77,339.82 × 30,893.08
  4. Step 4: Simplify right side
    56,045.56x = 2,389,265,246.45
  5. Step 5: Solve for x
    x = 2,389,265,246.45/56,045.56
  6. Step 6: Final answer
    x = 42,630.77

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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.