Home / 23,271.84-32,116.32-21,631.68

Finding the Fourth Proportional to 23,271.84, 32,116.32 and 21,631.68

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Solution

The fourth proportional to 23,271.84, 32,116.32 and 21,631.68 is: 29,852.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,271.84 : 32,116.32 = 21,631.68 : x
  2. Step 2: Convert to fraction form
    23,271.84/32,116.32 = 21,631.68/x
  3. Step 3: Cross multiply
    23,271.84x = 32,116.32 × 21,631.68
  4. Step 4: Simplify right side
    23,271.84x = 694,729,957.02
  5. Step 5: Solve for x
    x = 694,729,957.02/23,271.84
  6. Step 6: Final answer
    x = 29,852.82

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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.