Home / 30,633.72-45,955.98-15,838.62

Finding the Fourth Proportional to 30,633.72, 45,955.98 and 15,838.62

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Solution

The fourth proportional to 30,633.72, 45,955.98 and 15,838.62 is: 23,760.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,633.72 : 45,955.98 = 15,838.62 : x
  2. Step 2: Convert to fraction form
    30,633.72/45,955.98 = 15,838.62/x
  3. Step 3: Cross multiply
    30,633.72x = 45,955.98 × 15,838.62
  4. Step 4: Simplify right side
    30,633.72x = 727,879,303.95
  5. Step 5: Solve for x
    x = 727,879,303.95/30,633.72
  6. Step 6: Final answer
    x = 23,760.72

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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.