Home / 30,146.18-41,601.74-16,717.59

Finding the Fourth Proportional to 30,146.18, 41,601.74 and 16,717.59

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Solution

The fourth proportional to 30,146.18, 41,601.74 and 16,717.59 is: 23,070.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,146.18 : 41,601.74 = 16,717.59 : x
  2. Step 2: Convert to fraction form
    30,146.18/41,601.74 = 16,717.59/x
  3. Step 3: Cross multiply
    30,146.18x = 41,601.74 × 16,717.59
  4. Step 4: Simplify right side
    30,146.18x = 695,480,749.02
  5. Step 5: Solve for x
    x = 695,480,749.02/30,146.18
  6. Step 6: Final answer
    x = 23,070.28

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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.