Home / 30,044.81-41,460.21-16,615.28

Finding the Fourth Proportional to 30,044.81, 41,460.21 and 16,615.28

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Solution

The fourth proportional to 30,044.81, 41,460.21 and 16,615.28 is: 22,928.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,044.81 : 41,460.21 = 16,615.28 : x
  2. Step 2: Convert to fraction form
    30,044.81/41,460.21 = 16,615.28/x
  3. Step 3: Cross multiply
    30,044.81x = 41,460.21 × 16,615.28
  4. Step 4: Simplify right side
    30,044.81x = 688,873,101.66
  5. Step 5: Solve for x
    x = 688,873,101.66/30,044.81
  6. Step 6: Final answer
    x = 22,928.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.