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Finding the Fourth Proportional to 60,008.45, 82,813.30 and 35,823.46

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Solution

The fourth proportional to 60,008.45, 82,813.30 and 35,823.46 is: 49,437.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,008.45 : 82,813.30 = 35,823.46 : x
  2. Step 2: Convert to fraction form
    60,008.45/82,813.30 = 35,823.46/x
  3. Step 3: Cross multiply
    60,008.45x = 82,813.30 × 35,823.46
  4. Step 4: Simplify right side
    60,008.45x = 2,966,658,790.85
  5. Step 5: Solve for x
    x = 2,966,658,790.85/60,008.45
  6. Step 6: Final answer
    x = 49,437.35

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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.