Home / 25,368.69-38,051.90-6,648.31

Finding the Fourth Proportional to 25,368.69, 38,051.90 and 6,648.31

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Solution

The fourth proportional to 25,368.69, 38,051.90 and 6,648.31 is: 9,972.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,368.69 : 38,051.90 = 6,648.31 : x
  2. Step 2: Convert to fraction form
    25,368.69/38,051.90 = 6,648.31/x
  3. Step 3: Cross multiply
    25,368.69x = 38,051.90 × 6,648.31
  4. Step 4: Simplify right side
    25,368.69x = 252,980,698.92
  5. Step 5: Solve for x
    x = 252,980,698.92/25,368.69
  6. Step 6: Final answer
    x = 9,972.16

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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.