Home / 30,354.08-45,550.50-14,763.20

Finding the Fourth Proportional to 30,354.08, 45,550.50 and 14,763.20

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Solution

The fourth proportional to 30,354.08, 45,550.50 and 14,763.20 is: 22,154.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,354.08 : 45,550.50 = 14,763.20 : x
  2. Step 2: Convert to fraction form
    30,354.08/45,550.50 = 14,763.20/x
  3. Step 3: Cross multiply
    30,354.08x = 45,550.50 × 14,763.20
  4. Step 4: Simplify right side
    30,354.08x = 672,471,141.60
  5. Step 5: Solve for x
    x = 672,471,141.60/30,354.08
  6. Step 6: Final answer
    x = 22,154.23

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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.