Home / 32,710.15-45,137.44-18,562.99

Finding the Fourth Proportional to 32,710.15, 45,137.44 and 18,562.99

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Solution

The fourth proportional to 32,710.15, 45,137.44 and 18,562.99 is: 25,615.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,710.15 : 45,137.44 = 18,562.99 : x
  2. Step 2: Convert to fraction form
    32,710.15/45,137.44 = 18,562.99/x
  3. Step 3: Cross multiply
    32,710.15x = 45,137.44 × 18,562.99
  4. Step 4: Simplify right side
    32,710.15x = 837,885,847.35
  5. Step 5: Solve for x
    x = 837,885,847.35/32,710.15
  6. Step 6: Final answer
    x = 25,615.47

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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.