Home / 16,730.81-23,088.44-9,176.94

Finding the Fourth Proportional to 16,730.81, 23,088.44 and 9,176.94

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Solution

The fourth proportional to 16,730.81, 23,088.44 and 9,176.94 is: 12,664.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,730.81 : 23,088.44 = 9,176.94 : x
  2. Step 2: Convert to fraction form
    16,730.81/23,088.44 = 9,176.94/x
  3. Step 3: Cross multiply
    16,730.81x = 23,088.44 × 9,176.94
  4. Step 4: Simplify right side
    16,730.81x = 211,881,228.57
  5. Step 5: Solve for x
    x = 211,881,228.57/16,730.81
  6. Step 6: Final answer
    x = 12,664.13

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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.