Home / 30,336.13-45,504.20-9,561.25

Finding the Fourth Proportional to 30,336.13, 45,504.20 and 9,561.25

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Solution

The fourth proportional to 30,336.13, 45,504.20 and 9,561.25 is: 14,341.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,336.13 : 45,504.20 = 9,561.25 : x
  2. Step 2: Convert to fraction form
    30,336.13/45,504.20 = 9,561.25/x
  3. Step 3: Cross multiply
    30,336.13x = 45,504.20 × 9,561.25
  4. Step 4: Simplify right side
    30,336.13x = 435,077,032.25
  5. Step 5: Solve for x
    x = 435,077,032.25/30,336.13
  6. Step 6: Final answer
    x = 14,341.88

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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.