Home / 16,054.79-22,160.07-9,341.72

Finding the Fourth Proportional to 16,054.79, 22,160.07 and 9,341.72

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Solution

The fourth proportional to 16,054.79, 22,160.07 and 9,341.72 is: 12,894.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,054.79 : 22,160.07 = 9,341.72 : x
  2. Step 2: Convert to fraction form
    16,054.79/22,160.07 = 9,341.72/x
  3. Step 3: Cross multiply
    16,054.79x = 22,160.07 × 9,341.72
  4. Step 4: Simplify right side
    16,054.79x = 207,013,296.47
  5. Step 5: Solve for x
    x = 207,013,296.47/16,054.79
  6. Step 6: Final answer
    x = 12,894.17

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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.