Home / 30,142.36-41,595.75-16,713.49

Finding the Fourth Proportional to 30,142.36, 41,595.75 and 16,713.49

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Solution

The fourth proportional to 30,142.36, 41,595.75 and 16,713.49 is: 23,064.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,142.36 : 41,595.75 = 16,713.49 : x
  2. Step 2: Convert to fraction form
    30,142.36/41,595.75 = 16,713.49/x
  3. Step 3: Cross multiply
    30,142.36x = 41,595.75 × 16,713.49
  4. Step 4: Simplify right side
    30,142.36x = 695,210,151.67
  5. Step 5: Solve for x
    x = 695,210,151.67/30,142.36
  6. Step 6: Final answer
    x = 23,064.22

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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.