Home / 30,293.64-45,437.22-10,572.57

Finding the Fourth Proportional to 30,293.64, 45,437.22 and 10,572.57

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Solution

The fourth proportional to 30,293.64, 45,437.22 and 10,572.57 is: 15,857.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,293.64 : 45,437.22 = 10,572.57 : x
  2. Step 2: Convert to fraction form
    30,293.64/45,437.22 = 10,572.57/x
  3. Step 3: Cross multiply
    30,293.64x = 45,437.22 × 10,572.57
  4. Step 4: Simplify right side
    30,293.64x = 480,388,189.06
  5. Step 5: Solve for x
    x = 480,388,189.06/30,293.64
  6. Step 6: Final answer
    x = 15,857.72

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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.