Home / 15,784.74-23,651.09-14,157.04

Finding the Fourth Proportional to 15,784.74, 23,651.09 and 14,157.04

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Solution

The fourth proportional to 15,784.74, 23,651.09 and 14,157.04 is: 21,212.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,784.74 : 23,651.09 = 14,157.04 : x
  2. Step 2: Convert to fraction form
    15,784.74/23,651.09 = 14,157.04/x
  3. Step 3: Cross multiply
    15,784.74x = 23,651.09 × 14,157.04
  4. Step 4: Simplify right side
    15,784.74x = 334,829,450.91
  5. Step 5: Solve for x
    x = 334,829,450.91/15,784.74
  6. Step 6: Final answer
    x = 21,212.23

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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.