Home / 12,010.04-17,989.94-9,657.31

Finding the Fourth Proportional to 12,010.04, 17,989.94 and 9,657.31

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Solution

The fourth proportional to 12,010.04, 17,989.94 and 9,657.31 is: 14,465.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,010.04 : 17,989.94 = 9,657.31 : x
  2. Step 2: Convert to fraction form
    12,010.04/17,989.94 = 9,657.31/x
  3. Step 3: Cross multiply
    12,010.04x = 17,989.94 × 9,657.31
  4. Step 4: Simplify right side
    12,010.04x = 173,734,427.46
  5. Step 5: Solve for x
    x = 173,734,427.46/12,010.04
  6. Step 6: Final answer
    x = 14,465.77

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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.