Home / 30,124.14-45,127.86-14,552.70

Finding the Fourth Proportional to 30,124.14, 45,127.86 and 14,552.70

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Solution

The fourth proportional to 30,124.14, 45,127.86 and 14,552.70 is: 21,800.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,124.14 : 45,127.86 = 14,552.70 : x
  2. Step 2: Convert to fraction form
    30,124.14/45,127.86 = 14,552.70/x
  3. Step 3: Cross multiply
    30,124.14x = 45,127.86 × 14,552.70
  4. Step 4: Simplify right side
    30,124.14x = 656,732,208.22
  5. Step 5: Solve for x
    x = 656,732,208.22/30,124.14
  6. Step 6: Final answer
    x = 21,800.86

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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.