Home / 36,124.79-49,852.93-21,784.55

Finding the Fourth Proportional to 36,124.79, 49,852.93 and 21,784.55

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Solution

The fourth proportional to 36,124.79, 49,852.93 and 21,784.55 is: 30,063.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,124.79 : 49,852.93 = 21,784.55 : x
  2. Step 2: Convert to fraction form
    36,124.79/49,852.93 = 21,784.55/x
  3. Step 3: Cross multiply
    36,124.79x = 49,852.93 × 21,784.55
  4. Step 4: Simplify right side
    36,124.79x = 1,086,023,591.77
  5. Step 5: Solve for x
    x = 1,086,023,591.77/36,124.79
  6. Step 6: Final answer
    x = 30,063.11

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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.