Home / 31,667.08-47,500.26-12,957.16

Finding the Fourth Proportional to 31,667.08, 47,500.26 and 12,957.16

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Solution

The fourth proportional to 31,667.08, 47,500.26 and 12,957.16 is: 19,435.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,667.08 : 47,500.26 = 12,957.16 : x
  2. Step 2: Convert to fraction form
    31,667.08/47,500.26 = 12,957.16/x
  3. Step 3: Cross multiply
    31,667.08x = 47,500.26 × 12,957.16
  4. Step 4: Simplify right side
    31,667.08x = 615,468,468.86
  5. Step 5: Solve for x
    x = 615,468,468.86/31,667.08
  6. Step 6: Final answer
    x = 19,435.59

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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.