Home / 16,507.38-22,779.77-9,433.35

Finding the Fourth Proportional to 16,507.38, 22,779.77 and 9,433.35

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Solution

The fourth proportional to 16,507.38, 22,779.77 and 9,433.35 is: 13,017.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,507.38 : 22,779.77 = 9,433.35 : x
  2. Step 2: Convert to fraction form
    16,507.38/22,779.77 = 9,433.35/x
  3. Step 3: Cross multiply
    16,507.38x = 22,779.77 × 9,433.35
  4. Step 4: Simplify right side
    16,507.38x = 214,889,496.16
  5. Step 5: Solve for x
    x = 214,889,496.16/16,507.38
  6. Step 6: Final answer
    x = 13,017.78

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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.