Home / 30,246.48-45,340.92-14,642.64

Finding the Fourth Proportional to 30,246.48, 45,340.92 and 14,642.64

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Solution

The fourth proportional to 30,246.48, 45,340.92 and 14,642.64 is: 21,950.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,246.48 : 45,340.92 = 14,642.64 : x
  2. Step 2: Convert to fraction form
    30,246.48/45,340.92 = 14,642.64/x
  3. Step 3: Cross multiply
    30,246.48x = 45,340.92 × 14,642.64
  4. Step 4: Simplify right side
    30,246.48x = 663,910,768.83
  5. Step 5: Solve for x
    x = 663,910,768.83/30,246.48
  6. Step 6: Final answer
    x = 21,950.02

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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.