Home / 31,784.28-47,680.88-9,595.14

Finding the Fourth Proportional to 31,784.28, 47,680.88 and 9,595.14

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Solution

The fourth proportional to 31,784.28, 47,680.88 and 9,595.14 is: 14,394.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,784.28 : 47,680.88 = 9,595.14 : x
  2. Step 2: Convert to fraction form
    31,784.28/47,680.88 = 9,595.14/x
  3. Step 3: Cross multiply
    31,784.28x = 47,680.88 × 9,595.14
  4. Step 4: Simplify right side
    31,784.28x = 457,504,670.95
  5. Step 5: Solve for x
    x = 457,504,670.95/31,784.28
  6. Step 6: Final answer
    x = 14,394.05

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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.