Home / 12,505.02-18,741.30-9,360.33

Finding the Fourth Proportional to 12,505.02, 18,741.30 and 9,360.33

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Solution

The fourth proportional to 12,505.02, 18,741.30 and 9,360.33 is: 14,028.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,505.02 : 18,741.30 = 9,360.33 : x
  2. Step 2: Convert to fraction form
    12,505.02/18,741.30 = 9,360.33/x
  3. Step 3: Cross multiply
    12,505.02x = 18,741.30 × 9,360.33
  4. Step 4: Simplify right side
    12,505.02x = 175,424,752.63
  5. Step 5: Solve for x
    x = 175,424,752.63/12,505.02
  6. Step 6: Final answer
    x = 14,028.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.