Home / 30,254.04-45,351.42-13,618.26

Finding the Fourth Proportional to 30,254.04, 45,351.42 and 13,618.26

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Solution

The fourth proportional to 30,254.04, 45,351.42 and 13,618.26 is: 20,414.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,254.04 : 45,351.42 = 13,618.26 : x
  2. Step 2: Convert to fraction form
    30,254.04/45,351.42 = 13,618.26/x
  3. Step 3: Cross multiply
    30,254.04x = 45,351.42 × 13,618.26
  4. Step 4: Simplify right side
    30,254.04x = 617,607,428.93
  5. Step 5: Solve for x
    x = 617,607,428.93/30,254.04
  6. Step 6: Final answer
    x = 20,414.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.