Home / 47,047.16-70,584.60-18,952.76

Finding the Fourth Proportional to 47,047.16, 70,584.60 and 18,952.76

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Solution

The fourth proportional to 47,047.16, 70,584.60 and 18,952.76 is: 28,434.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,047.16 : 70,584.60 = 18,952.76 : x
  2. Step 2: Convert to fraction form
    47,047.16/70,584.60 = 18,952.76/x
  3. Step 3: Cross multiply
    47,047.16x = 70,584.60 × 18,952.76
  4. Step 4: Simplify right side
    47,047.16x = 1,337,772,535.81
  5. Step 5: Solve for x
    x = 1,337,772,535.81/47,047.16
  6. Step 6: Final answer
    x = 28,434.72

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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.