Home / 30,303.67-41,803.41-17,721.13

Finding the Fourth Proportional to 30,303.67, 41,803.41 and 17,721.13

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Solution

The fourth proportional to 30,303.67, 41,803.41 and 17,721.13 is: 24,446.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,303.67 : 41,803.41 = 17,721.13 : x
  2. Step 2: Convert to fraction form
    30,303.67/41,803.41 = 17,721.13/x
  3. Step 3: Cross multiply
    30,303.67x = 41,803.41 × 17,721.13
  4. Step 4: Simplify right side
    30,303.67x = 740,803,663.05
  5. Step 5: Solve for x
    x = 740,803,663.05/30,303.67
  6. Step 6: Final answer
    x = 24,446.00

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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.