Home / 30,225.64-41,711.61-16,798.15

Finding the Fourth Proportional to 30,225.64, 41,711.61 and 16,798.15

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Solution

The fourth proportional to 30,225.64, 41,711.61 and 16,798.15 is: 23,181.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,225.64 : 41,711.61 = 16,798.15 : x
  2. Step 2: Convert to fraction form
    30,225.64/41,711.61 = 16,798.15/x
  3. Step 3: Cross multiply
    30,225.64x = 41,711.61 × 16,798.15
  4. Step 4: Simplify right side
    30,225.64x = 700,677,881.52
  5. Step 5: Solve for x
    x = 700,677,881.52/30,225.64
  6. Step 6: Final answer
    x = 23,181.57

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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.