Home / 14,300.24-19,730.76-8,710.48

Finding the Fourth Proportional to 14,300.24, 19,730.76 and 8,710.48

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Solution

The fourth proportional to 14,300.24, 19,730.76 and 8,710.48 is: 12,018.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,300.24 : 19,730.76 = 8,710.48 : x
  2. Step 2: Convert to fraction form
    14,300.24/19,730.76 = 8,710.48/x
  3. Step 3: Cross multiply
    14,300.24x = 19,730.76 × 8,710.48
  4. Step 4: Simplify right side
    14,300.24x = 171,864,390.36
  5. Step 5: Solve for x
    x = 171,864,390.36/14,300.24
  6. Step 6: Final answer
    x = 12,018.29

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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.