Home / 20,323.82-30,482.65-5,533.91

Finding the Fourth Proportional to 20,323.82, 30,482.65 and 5,533.91

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Solution

The fourth proportional to 20,323.82, 30,482.65 and 5,533.91 is: 8,300.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,323.82 : 30,482.65 = 5,533.91 : x
  2. Step 2: Convert to fraction form
    20,323.82/30,482.65 = 5,533.91/x
  3. Step 3: Cross multiply
    20,323.82x = 30,482.65 × 5,533.91
  4. Step 4: Simplify right side
    20,323.82x = 168,688,096.17
  5. Step 5: Solve for x
    x = 168,688,096.17/20,323.82
  6. Step 6: Final answer
    x = 8,300.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.