Home / 34,005.74-46,918.20-20,567.30

Finding the Fourth Proportional to 34,005.74, 46,918.20 and 20,567.30

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Solution

The fourth proportional to 34,005.74, 46,918.20 and 20,567.30 is: 28,376.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,005.74 : 46,918.20 = 20,567.30 : x
  2. Step 2: Convert to fraction form
    34,005.74/46,918.20 = 20,567.30/x
  3. Step 3: Cross multiply
    34,005.74x = 46,918.20 × 20,567.30
  4. Step 4: Simplify right side
    34,005.74x = 964,980,694.86
  5. Step 5: Solve for x
    x = 964,980,694.86/34,005.74
  6. Step 6: Final answer
    x = 28,376.99

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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.