Home / 13,507.32-20,263.02-6,111.63

Finding the Fourth Proportional to 13,507.32, 20,263.02 and 6,111.63

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Solution

The fourth proportional to 13,507.32, 20,263.02 and 6,111.63 is: 9,168.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,507.32 : 20,263.02 = 6,111.63 : x
  2. Step 2: Convert to fraction form
    13,507.32/20,263.02 = 6,111.63/x
  3. Step 3: Cross multiply
    13,507.32x = 20,263.02 × 6,111.63
  4. Step 4: Simplify right side
    13,507.32x = 123,840,080.92
  5. Step 5: Solve for x
    x = 123,840,080.92/13,507.32
  6. Step 6: Final answer
    x = 9,168.37

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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.