Home / 32,742.42-48,838.18-31,758.54

Finding the Fourth Proportional to 32,742.42, 48,838.18 and 31,758.54

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Solution

The fourth proportional to 32,742.42, 48,838.18 and 31,758.54 is: 47,370.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,742.42 : 48,838.18 = 31,758.54 : x
  2. Step 2: Convert to fraction form
    32,742.42/48,838.18 = 31,758.54/x
  3. Step 3: Cross multiply
    32,742.42x = 48,838.18 × 31,758.54
  4. Step 4: Simplify right side
    32,742.42x = 1,551,029,293.06
  5. Step 5: Solve for x
    x = 1,551,029,293.06/32,742.42
  6. Step 6: Final answer
    x = 47,370.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.