Home / 31,745.40-47,624.76-12,023.52

Finding the Fourth Proportional to 31,745.40, 47,624.76 and 12,023.52

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Solution

The fourth proportional to 31,745.40, 47,624.76 and 12,023.52 is: 18,037.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,745.40 : 47,624.76 = 12,023.52 : x
  2. Step 2: Convert to fraction form
    31,745.40/47,624.76 = 12,023.52/x
  3. Step 3: Cross multiply
    31,745.40x = 47,624.76 × 12,023.52
  4. Step 4: Simplify right side
    31,745.40x = 572,617,254.36
  5. Step 5: Solve for x
    x = 572,617,254.36/31,745.40
  6. Step 6: Final answer
    x = 18,037.80

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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.