Home / 12,148.02-16,764.98-7,433.20

Finding the Fourth Proportional to 12,148.02, 16,764.98 and 7,433.20

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Solution

The fourth proportional to 12,148.02, 16,764.98 and 7,433.20 is: 10,258.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,148.02 : 16,764.98 = 7,433.20 : x
  2. Step 2: Convert to fraction form
    12,148.02/16,764.98 = 7,433.20/x
  3. Step 3: Cross multiply
    12,148.02x = 16,764.98 × 7,433.20
  4. Step 4: Simplify right side
    12,148.02x = 124,617,449.34
  5. Step 5: Solve for x
    x = 124,617,449.34/12,148.02
  6. Step 6: Final answer
    x = 10,258.25

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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.