Home / 30,405.16-41,948.04-17,827.48

Finding the Fourth Proportional to 30,405.16, 41,948.04 and 17,827.48

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Solution

The fourth proportional to 30,405.16, 41,948.04 and 17,827.48 is: 24,595.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,405.16 : 41,948.04 = 17,827.48 : x
  2. Step 2: Convert to fraction form
    30,405.16/41,948.04 = 17,827.48/x
  3. Step 3: Cross multiply
    30,405.16x = 41,948.04 × 17,827.48
  4. Step 4: Simplify right side
    30,405.16x = 747,827,844.14
  5. Step 5: Solve for x
    x = 747,827,844.14/30,405.16
  6. Step 6: Final answer
    x = 24,595.43

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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.