Home / 30,140.36-41,592.99-16,711.49

Finding the Fourth Proportional to 30,140.36, 41,592.99 and 16,711.49

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Solution

The fourth proportional to 30,140.36, 41,592.99 and 16,711.49 is: 23,061.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,140.36 : 41,592.99 = 16,711.49 : x
  2. Step 2: Convert to fraction form
    30,140.36/41,592.99 = 16,711.49/x
  3. Step 3: Cross multiply
    30,140.36x = 41,592.99 × 16,711.49
  4. Step 4: Simplify right side
    30,140.36x = 695,080,836.46
  5. Step 5: Solve for x
    x = 695,080,836.46/30,140.36
  6. Step 6: Final answer
    x = 23,061.46

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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.