Home / 30,013.46-41,420.88-16,585.86

Finding the Fourth Proportional to 30,013.46, 41,420.88 and 16,585.86

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Solution

The fourth proportional to 30,013.46, 41,420.88 and 16,585.86 is: 22,889.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,013.46 : 41,420.88 = 16,585.86 : x
  2. Step 2: Convert to fraction form
    30,013.46/41,420.88 = 16,585.86/x
  3. Step 3: Cross multiply
    30,013.46x = 41,420.88 × 16,585.86
  4. Step 4: Simplify right side
    30,013.46x = 687,000,916.76
  5. Step 5: Solve for x
    x = 687,000,916.76/30,013.46
  6. Step 6: Final answer
    x = 22,889.76

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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.