Home / 10,030.25-13,852.67-6,687.25

Finding the Fourth Proportional to 10,030.25, 13,852.67 and 6,687.25

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Solution

The fourth proportional to 10,030.25, 13,852.67 and 6,687.25 is: 9,235.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030.25 : 13,852.67 = 6,687.25 : x
  2. Step 2: Convert to fraction form
    10,030.25/13,852.67 = 6,687.25/x
  3. Step 3: Cross multiply
    10,030.25x = 13,852.67 × 6,687.25
  4. Step 4: Simplify right side
    10,030.25x = 92,636,199.39
  5. Step 5: Solve for x
    x = 92,636,199.39/10,030.25
  6. Step 6: Final answer
    x = 9,235.68

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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.