Home / 30,263.04-41,756.40-17,680.32

Finding the Fourth Proportional to 30,263.04, 41,756.40 and 17,680.32

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Solution

The fourth proportional to 30,263.04, 41,756.40 and 17,680.32 is: 24,394.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,263.04 : 41,756.40 = 17,680.32 : x
  2. Step 2: Convert to fraction form
    30,263.04/41,756.40 = 17,680.32/x
  3. Step 3: Cross multiply
    30,263.04x = 41,756.40 × 17,680.32
  4. Step 4: Simplify right side
    30,263.04x = 738,266,514.05
  5. Step 5: Solve for x
    x = 738,266,514.05/30,263.04
  6. Step 6: Final answer
    x = 24,394.99

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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.