Home / 13,444.02-18,551.00-7,474.50

Finding the Fourth Proportional to 13,444.02, 18,551.00 and 7,474.50

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Solution

The fourth proportional to 13,444.02, 18,551.00 and 7,474.50 is: 10,313.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444.02 : 18,551.00 = 7,474.50 : x
  2. Step 2: Convert to fraction form
    13,444.02/18,551.00 = 7,474.50/x
  3. Step 3: Cross multiply
    13,444.02x = 18,551.00 × 7,474.50
  4. Step 4: Simplify right side
    13,444.02x = 138,659,412.13
  5. Step 5: Solve for x
    x = 138,659,412.13/13,444.02
  6. Step 6: Final answer
    x = 10,313.84

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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.