Home / 22,036.68-30,411.18-12,477.24

Finding the Fourth Proportional to 22,036.68, 30,411.18 and 12,477.24

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Solution

The fourth proportional to 22,036.68, 30,411.18 and 12,477.24 is: 17,218.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,036.68 : 30,411.18 = 12,477.24 : x
  2. Step 2: Convert to fraction form
    22,036.68/30,411.18 = 12,477.24/x
  3. Step 3: Cross multiply
    22,036.68x = 30,411.18 × 12,477.24
  4. Step 4: Simplify right side
    22,036.68x = 379,447,591.54
  5. Step 5: Solve for x
    x = 379,447,591.54/22,036.68
  6. Step 6: Final answer
    x = 17,218.91

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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.