Home / 15,385.91-23,038.80-14,450.84

Finding the Fourth Proportional to 15,385.91, 23,038.80 and 14,450.84

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Solution

The fourth proportional to 15,385.91, 23,038.80 and 14,450.84 is: 21,638.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,385.91 : 23,038.80 = 14,450.84 : x
  2. Step 2: Convert to fraction form
    15,385.91/23,038.80 = 14,450.84/x
  3. Step 3: Cross multiply
    15,385.91x = 23,038.80 × 14,450.84
  4. Step 4: Simplify right side
    15,385.91x = 332,930,051.53
  5. Step 5: Solve for x
    x = 332,930,051.53/15,385.91
  6. Step 6: Final answer
    x = 21,638.64

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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.