Home / 14,285.21-21,442.17-11,683.59

Finding the Fourth Proportional to 14,285.21, 21,442.17 and 11,683.59

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Solution

The fourth proportional to 14,285.21, 21,442.17 and 11,683.59 is: 17,537.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,285.21 : 21,442.17 = 11,683.59 : x
  2. Step 2: Convert to fraction form
    14,285.21/21,442.17 = 11,683.59/x
  3. Step 3: Cross multiply
    14,285.21x = 21,442.17 × 11,683.59
  4. Step 4: Simplify right side
    14,285.21x = 250,521,541.29
  5. Step 5: Solve for x
    x = 250,521,541.29/14,285.21
  6. Step 6: Final answer
    x = 17,537.13

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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.