Home / 30,812.86-46,219.61-9,752.50

Finding the Fourth Proportional to 30,812.86, 46,219.61 and 9,752.50

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Solution

The fourth proportional to 30,812.86, 46,219.61 and 9,752.50 is: 14,628.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,812.86 : 46,219.61 = 9,752.50 : x
  2. Step 2: Convert to fraction form
    30,812.86/46,219.61 = 9,752.50/x
  3. Step 3: Cross multiply
    30,812.86x = 46,219.61 × 9,752.50
  4. Step 4: Simplify right side
    30,812.86x = 450,756,828.68
  5. Step 5: Solve for x
    x = 450,756,828.68/30,812.86
  6. Step 6: Final answer
    x = 14,628.86

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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.