Home / 34,742.24-47,943.02-18,826.35

Finding the Fourth Proportional to 34,742.24, 47,943.02 and 18,826.35

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Solution

The fourth proportional to 34,742.24, 47,943.02 and 18,826.35 is: 25,979.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,742.24 : 47,943.02 = 18,826.35 : x
  2. Step 2: Convert to fraction form
    34,742.24/47,943.02 = 18,826.35/x
  3. Step 3: Cross multiply
    34,742.24x = 47,943.02 × 18,826.35
  4. Step 4: Simplify right side
    34,742.24x = 902,591,980.45
  5. Step 5: Solve for x
    x = 902,591,980.45/34,742.24
  6. Step 6: Final answer
    x = 25,979.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.