Home / 16,730.76-23,088.96-9,177.66

Finding the Fourth Proportional to 16,730.76, 23,088.96 and 9,177.66

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Solution

The fourth proportional to 16,730.76, 23,088.96 and 9,177.66 is: 12,665.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,730.76 : 23,088.96 = 9,177.66 : x
  2. Step 2: Convert to fraction form
    16,730.76/23,088.96 = 9,177.66/x
  3. Step 3: Cross multiply
    16,730.76x = 23,088.96 × 9,177.66
  4. Step 4: Simplify right side
    16,730.76x = 211,902,624.63
  5. Step 5: Solve for x
    x = 211,902,624.63/16,730.76
  6. Step 6: Final answer
    x = 12,665.45

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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.