Home / 15,741.12-23,611.75-6,381.32

Finding the Fourth Proportional to 15,741.12, 23,611.75 and 6,381.32

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Solution

The fourth proportional to 15,741.12, 23,611.75 and 6,381.32 is: 9,572.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,741.12 : 23,611.75 = 6,381.32 : x
  2. Step 2: Convert to fraction form
    15,741.12/23,611.75 = 6,381.32/x
  3. Step 3: Cross multiply
    15,741.12x = 23,611.75 × 6,381.32
  4. Step 4: Simplify right side
    15,741.12x = 150,674,132.51
  5. Step 5: Solve for x
    x = 150,674,132.51/15,741.12
  6. Step 6: Final answer
    x = 9,572.01

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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.