Home / 32,381.04-44,668.92-20,440.08

Finding the Fourth Proportional to 32,381.04, 44,668.92 and 20,440.08

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Solution

The fourth proportional to 32,381.04, 44,668.92 and 20,440.08 is: 28,196.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,381.04 : 44,668.92 = 20,440.08 : x
  2. Step 2: Convert to fraction form
    32,381.04/44,668.92 = 20,440.08/x
  3. Step 3: Cross multiply
    32,381.04x = 44,668.92 × 20,440.08
  4. Step 4: Simplify right side
    32,381.04x = 913,036,298.31
  5. Step 5: Solve for x
    x = 913,036,298.31/32,381.04
  6. Step 6: Final answer
    x = 28,196.63

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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.