Home / 31,746.36-47,613.78-16,954.68

Finding the Fourth Proportional to 31,746.36, 47,613.78 and 16,954.68

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Solution

The fourth proportional to 31,746.36, 47,613.78 and 16,954.68 is: 25,428.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,746.36 : 47,613.78 = 16,954.68 : x
  2. Step 2: Convert to fraction form
    31,746.36/47,613.78 = 16,954.68/x
  3. Step 3: Cross multiply
    31,746.36x = 47,613.78 × 16,954.68
  4. Step 4: Simplify right side
    31,746.36x = 807,276,403.49
  5. Step 5: Solve for x
    x = 807,276,403.49/31,746.36
  6. Step 6: Final answer
    x = 25,428.94

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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.