Home / 13,754.02-18,980.30-7,466.26

Finding the Fourth Proportional to 13,754.02, 18,980.30 and 7,466.26

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Solution

The fourth proportional to 13,754.02, 18,980.30 and 7,466.26 is: 10,303.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,754.02 : 18,980.30 = 7,466.26 : x
  2. Step 2: Convert to fraction form
    13,754.02/18,980.30 = 7,466.26/x
  3. Step 3: Cross multiply
    13,754.02x = 18,980.30 × 7,466.26
  4. Step 4: Simplify right side
    13,754.02x = 141,711,854.68
  5. Step 5: Solve for x
    x = 141,711,854.68/13,754.02
  6. Step 6: Final answer
    x = 10,303.30

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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.