Home / 32,645.34-45,037.65-21,311.22

Finding the Fourth Proportional to 32,645.34, 45,037.65 and 21,311.22

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Solution

The fourth proportional to 32,645.34, 45,037.65 and 21,311.22 is: 29,401.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,645.34 : 45,037.65 = 21,311.22 : x
  2. Step 2: Convert to fraction form
    32,645.34/45,037.65 = 21,311.22/x
  3. Step 3: Cross multiply
    32,645.34x = 45,037.65 × 21,311.22
  4. Step 4: Simplify right side
    32,645.34x = 959,807,267.43
  5. Step 5: Solve for x
    x = 959,807,267.43/32,645.34
  6. Step 6: Final answer
    x = 29,401.05

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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.