Home / 30,200.06-45,293.81-15,203.04

Finding the Fourth Proportional to 30,200.06, 45,293.81 and 15,203.04

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Solution

The fourth proportional to 30,200.06, 45,293.81 and 15,203.04 is: 22,801.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,200.06 : 45,293.81 = 15,203.04 : x
  2. Step 2: Convert to fraction form
    30,200.06/45,293.81 = 15,203.04/x
  3. Step 3: Cross multiply
    30,200.06x = 45,293.81 × 15,203.04
  4. Step 4: Simplify right side
    30,200.06x = 688,603,529.17
  5. Step 5: Solve for x
    x = 688,603,529.17/30,200.06
  6. Step 6: Final answer
    x = 22,801.40

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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.