Home / 12,264.02-18,378.75-5,334.74

Finding the Fourth Proportional to 12,264.02, 18,378.75 and 5,334.74

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Solution

The fourth proportional to 12,264.02, 18,378.75 and 5,334.74 is: 7,994.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,264.02 : 18,378.75 = 5,334.74 : x
  2. Step 2: Convert to fraction form
    12,264.02/18,378.75 = 5,334.74/x
  3. Step 3: Cross multiply
    12,264.02x = 18,378.75 × 5,334.74
  4. Step 4: Simplify right side
    12,264.02x = 98,045,852.78
  5. Step 5: Solve for x
    x = 98,045,852.78/12,264.02
  6. Step 6: Final answer
    x = 7,994.59

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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.