Home / 56,214.36-77,573.30-31,063.32

Finding the Fourth Proportional to 56,214.36, 77,573.30 and 31,063.32

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Solution

The fourth proportional to 56,214.36, 77,573.30 and 31,063.32 is: 42,865.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,214.36 : 77,573.30 = 31,063.32 : x
  2. Step 2: Convert to fraction form
    56,214.36/77,573.30 = 31,063.32/x
  3. Step 3: Cross multiply
    56,214.36x = 77,573.30 × 31,063.32
  4. Step 4: Simplify right side
    56,214.36x = 2,409,684,241.36
  5. Step 5: Solve for x
    x = 2,409,684,241.36/56,214.36
  6. Step 6: Final answer
    x = 42,865.99

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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.