Home / 30,332.37-45,498.67-9,272.33

Finding the Fourth Proportional to 30,332.37, 45,498.67 and 9,272.33

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Solution

The fourth proportional to 30,332.37, 45,498.67 and 9,272.33 is: 13,908.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,332.37 : 45,498.67 = 9,272.33 : x
  2. Step 2: Convert to fraction form
    30,332.37/45,498.67 = 9,272.33/x
  3. Step 3: Cross multiply
    30,332.37x = 45,498.67 × 9,272.33
  4. Step 4: Simplify right side
    30,332.37x = 421,878,682.80
  5. Step 5: Solve for x
    x = 421,878,682.80/30,332.37
  6. Step 6: Final answer
    x = 13,908.53

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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.