Home / 32,538.56-44,889.90-21,931.58

Finding the Fourth Proportional to 32,538.56, 44,889.90 and 21,931.58

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Solution

The fourth proportional to 32,538.56, 44,889.90 and 21,931.58 is: 30,256.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,538.56 : 44,889.90 = 21,931.58 : x
  2. Step 2: Convert to fraction form
    32,538.56/44,889.90 = 21,931.58/x
  3. Step 3: Cross multiply
    32,538.56x = 44,889.90 × 21,931.58
  4. Step 4: Simplify right side
    32,538.56x = 984,506,433.04
  5. Step 5: Solve for x
    x = 984,506,433.04/32,538.56
  6. Step 6: Final answer
    x = 30,256.61

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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.