Home / 31,622.54-43,639.02-17,475.35

Finding the Fourth Proportional to 31,622.54, 43,639.02 and 17,475.35

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Solution

The fourth proportional to 31,622.54, 43,639.02 and 17,475.35 is: 24,115.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,622.54 : 43,639.02 = 17,475.35 : x
  2. Step 2: Convert to fraction form
    31,622.54/43,639.02 = 17,475.35/x
  3. Step 3: Cross multiply
    31,622.54x = 43,639.02 × 17,475.35
  4. Step 4: Simplify right side
    31,622.54x = 762,606,929.96
  5. Step 5: Solve for x
    x = 762,606,929.96/31,622.54
  6. Step 6: Final answer
    x = 24,115.93

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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.