Home / 30,267.84-45,351.36-10,535.52

Finding the Fourth Proportional to 30,267.84, 45,351.36 and 10,535.52

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Solution

The fourth proportional to 30,267.84, 45,351.36 and 10,535.52 is: 15,785.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,267.84 : 45,351.36 = 10,535.52 : x
  2. Step 2: Convert to fraction form
    30,267.84/45,351.36 = 10,535.52/x
  3. Step 3: Cross multiply
    30,267.84x = 45,351.36 × 10,535.52
  4. Step 4: Simplify right side
    30,267.84x = 477,800,160.31
  5. Step 5: Solve for x
    x = 477,800,160.31/30,267.84
  6. Step 6: Final answer
    x = 15,785.74

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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.