Home / 30,542.34-45,814.50-14,528.52

Finding the Fourth Proportional to 30,542.34, 45,814.50 and 14,528.52

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Solution

The fourth proportional to 30,542.34, 45,814.50 and 14,528.52 is: 21,793.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,542.34 : 45,814.50 = 14,528.52 : x
  2. Step 2: Convert to fraction form
    30,542.34/45,814.50 = 14,528.52/x
  3. Step 3: Cross multiply
    30,542.34x = 45,814.50 × 14,528.52
  4. Step 4: Simplify right side
    30,542.34x = 665,616,879.54
  5. Step 5: Solve for x
    x = 665,616,879.54/30,542.34
  6. Step 6: Final answer
    x = 21,793.25

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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.