Home / 16,503.95-22,779.41-9,434.49

Finding the Fourth Proportional to 16,503.95, 22,779.41 and 9,434.49

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Solution

The fourth proportional to 16,503.95, 22,779.41 and 9,434.49 is: 13,021.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,503.95 : 22,779.41 = 9,434.49 : x
  2. Step 2: Convert to fraction form
    16,503.95/22,779.41 = 9,434.49/x
  3. Step 3: Cross multiply
    16,503.95x = 22,779.41 × 9,434.49
  4. Step 4: Simplify right side
    16,503.95x = 214,912,068.68
  5. Step 5: Solve for x
    x = 214,912,068.68/16,503.95
  6. Step 6: Final answer
    x = 13,021.86

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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.