Home / 9,525.16-14,309.70-9,131.50

Finding the Fourth Proportional to 9,525.16, 14,309.70 and 9,131.50

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Solution

The fourth proportional to 9,525.16, 14,309.70 and 9,131.50 is: 13,718.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,525.16 : 14,309.70 = 9,131.50 : x
  2. Step 2: Convert to fraction form
    9,525.16/14,309.70 = 9,131.50/x
  3. Step 3: Cross multiply
    9,525.16x = 14,309.70 × 9,131.50
  4. Step 4: Simplify right side
    9,525.16x = 130,669,025.55
  5. Step 5: Solve for x
    x = 130,669,025.55/9,525.16
  6. Step 6: Final answer
    x = 13,718.30

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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.