Home / 32,690.79-45,110.64-18,544.95

Finding the Fourth Proportional to 32,690.79, 45,110.64 and 18,544.95

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Solution

The fourth proportional to 32,690.79, 45,110.64 and 18,544.95 is: 25,590.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,690.79 : 45,110.64 = 18,544.95 : x
  2. Step 2: Convert to fraction form
    32,690.79/45,110.64 = 18,544.95/x
  3. Step 3: Cross multiply
    32,690.79x = 45,110.64 × 18,544.95
  4. Step 4: Simplify right side
    32,690.79x = 836,574,563.27
  5. Step 5: Solve for x
    x = 836,574,563.27/32,690.79
  6. Step 6: Final answer
    x = 25,590.53

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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.