Home / 38,998.55-58,503.95-16,818.23

Finding the Fourth Proportional to 38,998.55, 58,503.95 and 16,818.23

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Solution

The fourth proportional to 38,998.55, 58,503.95 and 16,818.23 is: 25,229.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,998.55 : 58,503.95 = 16,818.23 : x
  2. Step 2: Convert to fraction form
    38,998.55/58,503.95 = 16,818.23/x
  3. Step 3: Cross multiply
    38,998.55x = 58,503.95 × 16,818.23
  4. Step 4: Simplify right side
    38,998.55x = 983,932,510.40
  5. Step 5: Solve for x
    x = 983,932,510.40/38,998.55
  6. Step 6: Final answer
    x = 25,229.98

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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.