Home / 56,215.40-84,312.30-16,773.80

Finding the Fourth Proportional to 56,215.40, 84,312.30 and 16,773.80

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Solution

The fourth proportional to 56,215.40, 84,312.30 and 16,773.80 is: 25,157.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,215.40 : 84,312.30 = 16,773.80 : x
  2. Step 2: Convert to fraction form
    56,215.40/84,312.30 = 16,773.80/x
  3. Step 3: Cross multiply
    56,215.40x = 84,312.30 × 16,773.80
  4. Step 4: Simplify right side
    56,215.40x = 1,414,237,657.74
  5. Step 5: Solve for x
    x = 1,414,237,657.74/56,215.40
  6. Step 6: Final answer
    x = 25,157.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.