Home / 34,656.68-47,826-18,740.96

Finding the Fourth Proportional to 34,656.68, 47,826 and 18,740.96

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Solution

The fourth proportional to 34,656.68, 47,826 and 18,740.96 is: 25,862.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,656.68 : 47,826 = 18,740.96 : x
  2. Step 2: Convert to fraction form
    34,656.68/47,826 = 18,740.96/x
  3. Step 3: Cross multiply
    34,656.68x = 47,826 × 18,740.96
  4. Step 4: Simplify right side
    34,656.68x = 896,305,152.96
  5. Step 5: Solve for x
    x = 896,305,152.96/34,656.68
  6. Step 6: Final answer
    x = 25,862.41

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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.