Home / 14,521.86-21,754.20-9,576.39

Finding the Fourth Proportional to 14,521.86, 21,754.20 and 9,576.39

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Solution

The fourth proportional to 14,521.86, 21,754.20 and 9,576.39 is: 14,345.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,521.86 : 21,754.20 = 9,576.39 : x
  2. Step 2: Convert to fraction form
    14,521.86/21,754.20 = 9,576.39/x
  3. Step 3: Cross multiply
    14,521.86x = 21,754.20 × 9,576.39
  4. Step 4: Simplify right side
    14,521.86x = 208,326,703.34
  5. Step 5: Solve for x
    x = 208,326,703.34/14,521.86
  6. Step 6: Final answer
    x = 14,345.73

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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.