Home / 31,800.58-47,701.32-9,614.14

Finding the Fourth Proportional to 31,800.58, 47,701.32 and 9,614.14

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Solution

The fourth proportional to 31,800.58, 47,701.32 and 9,614.14 is: 14,421.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,800.58 : 47,701.32 = 9,614.14 : x
  2. Step 2: Convert to fraction form
    31,800.58/47,701.32 = 9,614.14/x
  3. Step 3: Cross multiply
    31,800.58x = 47,701.32 × 9,614.14
  4. Step 4: Simplify right side
    31,800.58x = 458,607,168.66
  5. Step 5: Solve for x
    x = 458,607,168.66/31,800.58
  6. Step 6: Final answer
    x = 14,421.35

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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.