Home / 30,176.28-41,642.64-16,746.75

Finding the Fourth Proportional to 30,176.28, 41,642.64 and 16,746.75

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Solution

The fourth proportional to 30,176.28, 41,642.64 and 16,746.75 is: 23,110.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,176.28 : 41,642.64 = 16,746.75 : x
  2. Step 2: Convert to fraction form
    30,176.28/41,642.64 = 16,746.75/x
  3. Step 3: Cross multiply
    30,176.28x = 41,642.64 × 16,746.75
  4. Step 4: Simplify right side
    30,176.28x = 697,378,881.42
  5. Step 5: Solve for x
    x = 697,378,881.42/30,176.28
  6. Step 6: Final answer
    x = 23,110.17

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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.