Home / 14,521.43-20,032.19-9,488.60

Finding the Fourth Proportional to 14,521.43, 20,032.19 and 9,488.60

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Solution

The fourth proportional to 14,521.43, 20,032.19 and 9,488.60 is: 13,089.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,521.43 : 20,032.19 = 9,488.60 : x
  2. Step 2: Convert to fraction form
    14,521.43/20,032.19 = 9,488.60/x
  3. Step 3: Cross multiply
    14,521.43x = 20,032.19 × 9,488.60
  4. Step 4: Simplify right side
    14,521.43x = 190,077,438.03
  5. Step 5: Solve for x
    x = 190,077,438.03/14,521.43
  6. Step 6: Final answer
    x = 13,089.44

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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.