Home / 14,031.26-19,363.02-7,743.50

Finding the Fourth Proportional to 14,031.26, 19,363.02 and 7,743.50

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Solution

The fourth proportional to 14,031.26, 19,363.02 and 7,743.50 is: 10,685.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,031.26 : 19,363.02 = 7,743.50 : x
  2. Step 2: Convert to fraction form
    14,031.26/19,363.02 = 7,743.50/x
  3. Step 3: Cross multiply
    14,031.26x = 19,363.02 × 7,743.50
  4. Step 4: Simplify right side
    14,031.26x = 149,937,545.37
  5. Step 5: Solve for x
    x = 149,937,545.37/14,031.26
  6. Step 6: Final answer
    x = 10,685.96

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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.