Home / 30,332.24-41,861.88-16,904.72

Finding the Fourth Proportional to 30,332.24, 41,861.88 and 16,904.72

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Solution

The fourth proportional to 30,332.24, 41,861.88 and 16,904.72 is: 23,330.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,332.24 : 41,861.88 = 16,904.72 : x
  2. Step 2: Convert to fraction form
    30,332.24/41,861.88 = 16,904.72/x
  3. Step 3: Cross multiply
    30,332.24x = 41,861.88 × 16,904.72
  4. Step 4: Simplify right side
    30,332.24x = 707,663,360.07
  5. Step 5: Solve for x
    x = 707,663,360.07/30,332.24
  6. Step 6: Final answer
    x = 23,330.40

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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.