Home / 16,430.15-22,673.35-9,260.08

Finding the Fourth Proportional to 16,430.15, 22,673.35 and 9,260.08

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Solution

The fourth proportional to 16,430.15, 22,673.35 and 9,260.08 is: 12,778.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,430.15 : 22,673.35 = 9,260.08 : x
  2. Step 2: Convert to fraction form
    16,430.15/22,673.35 = 9,260.08/x
  3. Step 3: Cross multiply
    16,430.15x = 22,673.35 × 9,260.08
  4. Step 4: Simplify right side
    16,430.15x = 209,957,034.87
  5. Step 5: Solve for x
    x = 209,957,034.87/16,430.15
  6. Step 6: Final answer
    x = 12,778.77

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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.