Home / 14,320.23-19,757.87-9,284.66

Finding the Fourth Proportional to 14,320.23, 19,757.87 and 9,284.66

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Solution

The fourth proportional to 14,320.23, 19,757.87 and 9,284.66 is: 12,810.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,320.23 : 19,757.87 = 9,284.66 : x
  2. Step 2: Convert to fraction form
    14,320.23/19,757.87 = 9,284.66/x
  3. Step 3: Cross multiply
    14,320.23x = 19,757.87 × 9,284.66
  4. Step 4: Simplify right side
    14,320.23x = 183,445,121.20
  5. Step 5: Solve for x
    x = 183,445,121.20/14,320.23
  6. Step 6: Final answer
    x = 12,810.21

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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.