Home / 30,050.16-45,076.36-10,342.32

Finding the Fourth Proportional to 30,050.16, 45,076.36 and 10,342.32

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Solution

The fourth proportional to 30,050.16, 45,076.36 and 10,342.32 is: 15,513.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,050.16 : 45,076.36 = 10,342.32 : x
  2. Step 2: Convert to fraction form
    30,050.16/45,076.36 = 10,342.32/x
  3. Step 3: Cross multiply
    30,050.16x = 45,076.36 × 10,342.32
  4. Step 4: Simplify right side
    30,050.16x = 466,194,139.56
  5. Step 5: Solve for x
    x = 466,194,139.56/30,050.16
  6. Step 6: Final answer
    x = 15,513.87

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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.