Home / 13,476.02-18,596.94-7,507.90

Finding the Fourth Proportional to 13,476.02, 18,596.94 and 7,507.90

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Solution

The fourth proportional to 13,476.02, 18,596.94 and 7,507.90 is: 10,360.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,476.02 : 18,596.94 = 7,507.90 : x
  2. Step 2: Convert to fraction form
    13,476.02/18,596.94 = 7,507.90/x
  3. Step 3: Cross multiply
    13,476.02x = 18,596.94 × 7,507.90
  4. Step 4: Simplify right side
    13,476.02x = 139,623,965.83
  5. Step 5: Solve for x
    x = 139,623,965.83/13,476.02
  6. Step 6: Final answer
    x = 10,360.92

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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.