Home / 30,245.62-45,373.28-10,529.81

Finding the Fourth Proportional to 30,245.62, 45,373.28 and 10,529.81

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Solution

The fourth proportional to 30,245.62, 45,373.28 and 10,529.81 is: 15,796.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,245.62 : 45,373.28 = 10,529.81 : x
  2. Step 2: Convert to fraction form
    30,245.62/45,373.28 = 10,529.81/x
  3. Step 3: Cross multiply
    30,245.62x = 45,373.28 × 10,529.81
  4. Step 4: Simplify right side
    30,245.62x = 477,772,017.48
  5. Step 5: Solve for x
    x = 477,772,017.48/30,245.62
  6. Step 6: Final answer
    x = 15,796.40

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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.