Home / 30,328.52-45,499.32-14,754.92

Finding the Fourth Proportional to 30,328.52, 45,499.32 and 14,754.92

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Solution

The fourth proportional to 30,328.52, 45,499.32 and 14,754.92 is: 22,135.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,328.52 : 45,499.32 = 14,754.92 : x
  2. Step 2: Convert to fraction form
    30,328.52/45,499.32 = 14,754.92/x
  3. Step 3: Cross multiply
    30,328.52x = 45,499.32 × 14,754.92
  4. Step 4: Simplify right side
    30,328.52x = 671,338,826.65
  5. Step 5: Solve for x
    x = 671,338,826.65/30,328.52
  6. Step 6: Final answer
    x = 22,135.56

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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.