Home / 32,145.24-44,376.50-20,215.16

Finding the Fourth Proportional to 32,145.24, 44,376.50 and 20,215.16

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Solution

The fourth proportional to 32,145.24, 44,376.50 and 20,215.16 is: 27,907.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,145.24 : 44,376.50 = 20,215.16 : x
  2. Step 2: Convert to fraction form
    32,145.24/44,376.50 = 20,215.16/x
  3. Step 3: Cross multiply
    32,145.24x = 44,376.50 × 20,215.16
  4. Step 4: Simplify right side
    32,145.24x = 897,078,047.74
  5. Step 5: Solve for x
    x = 897,078,047.74/32,145.24
  6. Step 6: Final answer
    x = 27,907.03

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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.