Home / 30,257.07-45,381.96-10,533.98

Finding the Fourth Proportional to 30,257.07, 45,381.96 and 10,533.98

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Solution

The fourth proportional to 30,257.07, 45,381.96 and 10,533.98 is: 15,799.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,257.07 : 45,381.96 = 10,533.98 : x
  2. Step 2: Convert to fraction form
    30,257.07/45,381.96 = 10,533.98/x
  3. Step 3: Cross multiply
    30,257.07x = 45,381.96 × 10,533.98
  4. Step 4: Simplify right side
    30,257.07x = 478,052,432.09
  5. Step 5: Solve for x
    x = 478,052,432.09/30,257.07
  6. Step 6: Final answer
    x = 15,799.69

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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.