Home / 30,418.07-45,600.65-14,615.17

Finding the Fourth Proportional to 30,418.07, 45,600.65 and 14,615.17

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Solution

The fourth proportional to 30,418.07, 45,600.65 and 14,615.17 is: 21,910.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,418.07 : 45,600.65 = 14,615.17 : x
  2. Step 2: Convert to fraction form
    30,418.07/45,600.65 = 14,615.17/x
  3. Step 3: Cross multiply
    30,418.07x = 45,600.65 × 14,615.17
  4. Step 4: Simplify right side
    30,418.07x = 666,461,119.59
  5. Step 5: Solve for x
    x = 666,461,119.59/30,418.07
  6. Step 6: Final answer
    x = 21,910.04

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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.