Home / 56,829.98-78,429.64-32,956.44

Finding the Fourth Proportional to 56,829.98, 78,429.64 and 32,956.44

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Solution

The fourth proportional to 56,829.98, 78,429.64 and 32,956.44 is: 45,482.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,829.98 : 78,429.64 = 32,956.44 : x
  2. Step 2: Convert to fraction form
    56,829.98/78,429.64 = 32,956.44/x
  3. Step 3: Cross multiply
    56,829.98x = 78,429.64 × 32,956.44
  4. Step 4: Simplify right side
    56,829.98x = 2,584,761,724.88
  5. Step 5: Solve for x
    x = 2,584,761,724.88/56,829.98
  6. Step 6: Final answer
    x = 45,482.36

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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.