Home / 16,161.79-22,303.05-9,088.21

Finding the Fourth Proportional to 16,161.79, 22,303.05 and 9,088.21

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Solution

The fourth proportional to 16,161.79, 22,303.05 and 9,088.21 is: 12,541.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161.79 : 22,303.05 = 9,088.21 : x
  2. Step 2: Convert to fraction form
    16,161.79/22,303.05 = 9,088.21/x
  3. Step 3: Cross multiply
    16,161.79x = 22,303.05 × 9,088.21
  4. Step 4: Simplify right side
    16,161.79x = 202,694,802.04
  5. Step 5: Solve for x
    x = 202,694,802.04/16,161.79
  6. Step 6: Final answer
    x = 12,541.61

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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.