Home / 10,527.20-14,517.44-8,133.36

Finding the Fourth Proportional to 10,527.20, 14,517.44 and 8,133.36

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Solution

The fourth proportional to 10,527.20, 14,517.44 and 8,133.36 is: 11,216.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,527.20 : 14,517.44 = 8,133.36 : x
  2. Step 2: Convert to fraction form
    10,527.20/14,517.44 = 8,133.36/x
  3. Step 3: Cross multiply
    10,527.20x = 14,517.44 × 8,133.36
  4. Step 4: Simplify right side
    10,527.20x = 118,075,565.80
  5. Step 5: Solve for x
    x = 118,075,565.80/10,527.20
  6. Step 6: Final answer
    x = 11,216.24

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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.