Home / 57,455.64-79,282.74-31,957.86

Finding the Fourth Proportional to 57,455.64, 79,282.74 and 31,957.86

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Solution

The fourth proportional to 57,455.64, 79,282.74 and 31,957.86 is: 44,098.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,455.64 : 79,282.74 = 31,957.86 : x
  2. Step 2: Convert to fraction form
    57,455.64/79,282.74 = 31,957.86/x
  3. Step 3: Cross multiply
    57,455.64x = 79,282.74 × 31,957.86
  4. Step 4: Simplify right side
    57,455.64x = 2,533,706,705.34
  5. Step 5: Solve for x
    x = 2,533,706,705.34/57,455.64
  6. Step 6: Final answer
    x = 44,098.49

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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.