Home / 42,541.53-63,815.39-14,450.19

Finding the Fourth Proportional to 42,541.53, 63,815.39 and 14,450.19

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Solution

The fourth proportional to 42,541.53, 63,815.39 and 14,450.19 is: 21,676.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,541.53 : 63,815.39 = 14,450.19 : x
  2. Step 2: Convert to fraction form
    42,541.53/63,815.39 = 14,450.19/x
  3. Step 3: Cross multiply
    42,541.53x = 63,815.39 × 14,450.19
  4. Step 4: Simplify right side
    42,541.53x = 922,144,510.42
  5. Step 5: Solve for x
    x = 922,144,510.42/42,541.53
  6. Step 6: Final answer
    x = 21,676.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.