Home / 32,965.52-45,492.20-18,630

Finding the Fourth Proportional to 32,965.52, 45,492.20 and 18,630

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Solution

The fourth proportional to 32,965.52, 45,492.20 and 18,630 is: 25,709.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,965.52 : 45,492.20 = 18,630 : x
  2. Step 2: Convert to fraction form
    32,965.52/45,492.20 = 18,630/x
  3. Step 3: Cross multiply
    32,965.52x = 45,492.20 × 18,630
  4. Step 4: Simplify right side
    32,965.52x = 847,519,686
  5. Step 5: Solve for x
    x = 847,519,686/32,965.52
  6. Step 6: Final answer
    x = 25,709.28

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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.