Home / 48,128.46-72,184.41-13,070.94

Finding the Fourth Proportional to 48,128.46, 72,184.41 and 13,070.94

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Solution

The fourth proportional to 48,128.46, 72,184.41 and 13,070.94 is: 19,604.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,128.46 : 72,184.41 = 13,070.94 : x
  2. Step 2: Convert to fraction form
    48,128.46/72,184.41 = 13,070.94/x
  3. Step 3: Cross multiply
    48,128.46x = 72,184.41 × 13,070.94
  4. Step 4: Simplify right side
    48,128.46x = 943,518,092.05
  5. Step 5: Solve for x
    x = 943,518,092.05/48,128.46
  6. Step 6: Final answer
    x = 19,604.16

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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.