Home / 29,631.65-40,890.02-16,200.23

Finding the Fourth Proportional to 29,631.65, 40,890.02 and 16,200.23

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Solution

The fourth proportional to 29,631.65, 40,890.02 and 16,200.23 is: 22,355.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,631.65 : 40,890.02 = 16,200.23 : x
  2. Step 2: Convert to fraction form
    29,631.65/40,890.02 = 16,200.23/x
  3. Step 3: Cross multiply
    29,631.65x = 40,890.02 × 16,200.23
  4. Step 4: Simplify right side
    29,631.65x = 662,427,443.25
  5. Step 5: Solve for x
    x = 662,427,443.25/29,631.65
  6. Step 6: Final answer
    x = 22,355.41

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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.