Home / 16,886.56-23,303.54-9,332.80

Finding the Fourth Proportional to 16,886.56, 23,303.54 and 9,332.80

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Solution

The fourth proportional to 16,886.56, 23,303.54 and 9,332.80 is: 12,879.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,886.56 : 23,303.54 = 9,332.80 : x
  2. Step 2: Convert to fraction form
    16,886.56/23,303.54 = 9,332.80/x
  3. Step 3: Cross multiply
    16,886.56x = 23,303.54 × 9,332.80
  4. Step 4: Simplify right side
    16,886.56x = 217,487,278.11
  5. Step 5: Solve for x
    x = 217,487,278.11/16,886.56
  6. Step 6: Final answer
    x = 12,879.31

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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.