Home / 30,017.86-44,977.48-10,285.65

Finding the Fourth Proportional to 30,017.86, 44,977.48 and 10,285.65

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Solution

The fourth proportional to 30,017.86, 44,977.48 and 10,285.65 is: 15,411.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,017.86 : 44,977.48 = 10,285.65 : x
  2. Step 2: Convert to fraction form
    30,017.86/44,977.48 = 10,285.65/x
  3. Step 3: Cross multiply
    30,017.86x = 44,977.48 × 10,285.65
  4. Step 4: Simplify right side
    30,017.86x = 462,622,591.45
  5. Step 5: Solve for x
    x = 462,622,591.45/30,017.86
  6. Step 6: Final answer
    x = 15,411.58

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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.