Home / 14,719.02-20,298.24-9,687.50

Finding the Fourth Proportional to 14,719.02, 20,298.24 and 9,687.50

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Solution

The fourth proportional to 14,719.02, 20,298.24 and 9,687.50 is: 13,359.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,719.02 : 20,298.24 = 9,687.50 : x
  2. Step 2: Convert to fraction form
    14,719.02/20,298.24 = 9,687.50/x
  3. Step 3: Cross multiply
    14,719.02x = 20,298.24 × 9,687.50
  4. Step 4: Simplify right side
    14,719.02x = 196,639,200.00
  5. Step 5: Solve for x
    x = 196,639,200.00/14,719.02
  6. Step 6: Final answer
    x = 13,359.53

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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.