Home / 22,133.45-30,543.26-12,061.67

Finding the Fourth Proportional to 22,133.45, 30,543.26 and 12,061.67

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Solution

The fourth proportional to 22,133.45, 30,543.26 and 12,061.67 is: 16,644.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,133.45 : 30,543.26 = 12,061.67 : x
  2. Step 2: Convert to fraction form
    22,133.45/30,543.26 = 12,061.67/x
  3. Step 3: Cross multiply
    22,133.45x = 30,543.26 × 12,061.67
  4. Step 4: Simplify right side
    22,133.45x = 368,402,714.82
  5. Step 5: Solve for x
    x = 368,402,714.82/22,133.45
  6. Step 6: Final answer
    x = 16,644.62

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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.