Home / 29,281.12-40,411.76-16,708.48

Finding the Fourth Proportional to 29,281.12, 40,411.76 and 16,708.48

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Solution

The fourth proportional to 29,281.12, 40,411.76 and 16,708.48 is: 23,059.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,281.12 : 40,411.76 = 16,708.48 : x
  2. Step 2: Convert to fraction form
    29,281.12/40,411.76 = 16,708.48/x
  3. Step 3: Cross multiply
    29,281.12x = 40,411.76 × 16,708.48
  4. Step 4: Simplify right side
    29,281.12x = 675,219,083.72
  5. Step 5: Solve for x
    x = 675,219,083.72/29,281.12
  6. Step 6: Final answer
    x = 23,059.88

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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.