Home / 14,899.93-20,559.04-10,123.66

Finding the Fourth Proportional to 14,899.93, 20,559.04 and 10,123.66

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Solution

The fourth proportional to 14,899.93, 20,559.04 and 10,123.66 is: 13,968.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,899.93 : 20,559.04 = 10,123.66 : x
  2. Step 2: Convert to fraction form
    14,899.93/20,559.04 = 10,123.66/x
  3. Step 3: Cross multiply
    14,899.93x = 20,559.04 × 10,123.66
  4. Step 4: Simplify right side
    14,899.93x = 208,132,730.89
  5. Step 5: Solve for x
    x = 208,132,730.89/14,899.93
  6. Step 6: Final answer
    x = 13,968.71

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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.