Home / 14,445.24-19,937.10-9,136.44

Finding the Fourth Proportional to 14,445.24, 19,937.10 and 9,136.44

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Solution

The fourth proportional to 14,445.24, 19,937.10 and 9,136.44 is: 12,609.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,445.24 : 19,937.10 = 9,136.44 : x
  2. Step 2: Convert to fraction form
    14,445.24/19,937.10 = 9,136.44/x
  3. Step 3: Cross multiply
    14,445.24x = 19,937.10 × 9,136.44
  4. Step 4: Simplify right side
    14,445.24x = 182,154,117.92
  5. Step 5: Solve for x
    x = 182,154,117.92/14,445.24
  6. Step 6: Final answer
    x = 12,609.98

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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.