Home / 56,075.16-77,383.44-30,924.66

Finding the Fourth Proportional to 56,075.16, 77,383.44 and 30,924.66

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Solution

The fourth proportional to 56,075.16, 77,383.44 and 30,924.66 is: 42,675.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,075.16 : 77,383.44 = 30,924.66 : x
  2. Step 2: Convert to fraction form
    56,075.16/77,383.44 = 30,924.66/x
  3. Step 3: Cross multiply
    56,075.16x = 77,383.44 × 30,924.66
  4. Step 4: Simplify right side
    56,075.16x = 2,393,056,571.63
  5. Step 5: Solve for x
    x = 2,393,056,571.63/56,075.16
  6. Step 6: Final answer
    x = 42,675.88

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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.