Home / 30,268.22-45,402.26-14,425.23

Finding the Fourth Proportional to 30,268.22, 45,402.26 and 14,425.23

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Solution

The fourth proportional to 30,268.22, 45,402.26 and 14,425.23 is: 21,637.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,268.22 : 45,402.26 = 14,425.23 : x
  2. Step 2: Convert to fraction form
    30,268.22/45,402.26 = 14,425.23/x
  3. Step 3: Cross multiply
    30,268.22x = 45,402.26 × 14,425.23
  4. Step 4: Simplify right side
    30,268.22x = 654,937,970.89
  5. Step 5: Solve for x
    x = 654,937,970.89/30,268.22
  6. Step 6: Final answer
    x = 21,637.81

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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.