Home / 34,931.52-52,396.32-8,635.68

Finding the Fourth Proportional to 34,931.52, 52,396.32 and 8,635.68

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Solution

The fourth proportional to 34,931.52, 52,396.32 and 8,635.68 is: 12,953.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,931.52 : 52,396.32 = 8,635.68 : x
  2. Step 2: Convert to fraction form
    34,931.52/52,396.32 = 8,635.68/x
  3. Step 3: Cross multiply
    34,931.52x = 52,396.32 × 8,635.68
  4. Step 4: Simplify right side
    34,931.52x = 452,477,852.70
  5. Step 5: Solve for x
    x = 452,477,852.70/34,931.52
  6. Step 6: Final answer
    x = 12,953.28

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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.