Home / 14,902.74-20,558.07-10,122.93

Finding the Fourth Proportional to 14,902.74, 20,558.07 and 10,122.93

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Solution

The fourth proportional to 14,902.74, 20,558.07 and 10,122.93 is: 13,964.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,902.74 : 20,558.07 = 10,122.93 : x
  2. Step 2: Convert to fraction form
    14,902.74/20,558.07 = 10,122.93/x
  3. Step 3: Cross multiply
    14,902.74x = 20,558.07 × 10,122.93
  4. Step 4: Simplify right side
    14,902.74x = 208,107,903.55
  5. Step 5: Solve for x
    x = 208,107,903.55/14,902.74
  6. Step 6: Final answer
    x = 13,964.41

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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.