Home / 32,539.36-48,814.56-12,820.80

Finding the Fourth Proportional to 32,539.36, 48,814.56 and 12,820.80

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Solution

The fourth proportional to 32,539.36, 48,814.56 and 12,820.80 is: 19,233.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,539.36 : 48,814.56 = 12,820.80 : x
  2. Step 2: Convert to fraction form
    32,539.36/48,814.56 = 12,820.80/x
  3. Step 3: Cross multiply
    32,539.36x = 48,814.56 × 12,820.80
  4. Step 4: Simplify right side
    32,539.36x = 625,841,710.85
  5. Step 5: Solve for x
    x = 625,841,710.85/32,539.36
  6. Step 6: Final answer
    x = 19,233.37

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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.