Home / 31,501.20-47,235.39-14,856.76

Finding the Fourth Proportional to 31,501.20, 47,235.39 and 14,856.76

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Solution

The fourth proportional to 31,501.20, 47,235.39 and 14,856.76 is: 22,277.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,501.20 : 47,235.39 = 14,856.76 : x
  2. Step 2: Convert to fraction form
    31,501.20/47,235.39 = 14,856.76/x
  3. Step 3: Cross multiply
    31,501.20x = 47,235.39 × 14,856.76
  4. Step 4: Simplify right side
    31,501.20x = 701,764,867.50
  5. Step 5: Solve for x
    x = 701,764,867.50/31,501.20
  6. Step 6: Final answer
    x = 22,277.40

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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.