Home / 12,499.16-17,263.02-8,513.36

Finding the Fourth Proportional to 12,499.16, 17,263.02 and 8,513.36

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Solution

The fourth proportional to 12,499.16, 17,263.02 and 8,513.36 is: 11,758.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,499.16 : 17,263.02 = 8,513.36 : x
  2. Step 2: Convert to fraction form
    12,499.16/17,263.02 = 8,513.36/x
  3. Step 3: Cross multiply
    12,499.16x = 17,263.02 × 8,513.36
  4. Step 4: Simplify right side
    12,499.16x = 146,966,303.95
  5. Step 5: Solve for x
    x = 146,966,303.95/12,499.16
  6. Step 6: Final answer
    x = 11,758.09

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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.