Home / 34,953.60-48,240.12-20,806.32

Finding the Fourth Proportional to 34,953.60, 48,240.12 and 20,806.32

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Solution

The fourth proportional to 34,953.60, 48,240.12 and 20,806.32 is: 28,715.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,953.60 : 48,240.12 = 20,806.32 : x
  2. Step 2: Convert to fraction form
    34,953.60/48,240.12 = 20,806.32/x
  3. Step 3: Cross multiply
    34,953.60x = 48,240.12 × 20,806.32
  4. Step 4: Simplify right side
    34,953.60x = 1,003,699,373.56
  5. Step 5: Solve for x
    x = 1,003,699,373.56/34,953.60
  6. Step 6: Final answer
    x = 28,715.19

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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.