Home / 48,600.46-67,070.05-28,455.45

Finding the Fourth Proportional to 48,600.46, 67,070.05 and 28,455.45

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Solution

The fourth proportional to 48,600.46, 67,070.05 and 28,455.45 is: 39,269.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,600.46 : 67,070.05 = 28,455.45 : x
  2. Step 2: Convert to fraction form
    48,600.46/67,070.05 = 28,455.45/x
  3. Step 3: Cross multiply
    48,600.46x = 67,070.05 × 28,455.45
  4. Step 4: Simplify right side
    48,600.46x = 1,908,508,588.92
  5. Step 5: Solve for x
    x = 1,908,508,588.92/48,600.46
  6. Step 6: Final answer
    x = 39,269.36

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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.