Home / 16,440.29-22,680.63-10,064.48

Finding the Fourth Proportional to 16,440.29, 22,680.63 and 10,064.48

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Solution

The fourth proportional to 16,440.29, 22,680.63 and 10,064.48 is: 13,884.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,440.29 : 22,680.63 = 10,064.48 : x
  2. Step 2: Convert to fraction form
    16,440.29/22,680.63 = 10,064.48/x
  3. Step 3: Cross multiply
    16,440.29x = 22,680.63 × 10,064.48
  4. Step 4: Simplify right side
    16,440.29x = 228,268,747.02
  5. Step 5: Solve for x
    x = 228,268,747.02/16,440.29
  6. Step 6: Final answer
    x = 13,884.72

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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.