Home / 30,042.24-45,019.53-16,898.28

Finding the Fourth Proportional to 30,042.24, 45,019.53 and 16,898.28

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Solution

The fourth proportional to 30,042.24, 45,019.53 and 16,898.28 is: 25,322.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,042.24 : 45,019.53 = 16,898.28 : x
  2. Step 2: Convert to fraction form
    30,042.24/45,019.53 = 16,898.28/x
  3. Step 3: Cross multiply
    30,042.24x = 45,019.53 × 16,898.28
  4. Step 4: Simplify right side
    30,042.24x = 760,752,623.41
  5. Step 5: Solve for x
    x = 760,752,623.41/30,042.24
  6. Step 6: Final answer
    x = 25,322.77

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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.