Home / 12,641.04-18,928.44-10,014.48

Finding the Fourth Proportional to 12,641.04, 18,928.44 and 10,014.48

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Solution

The fourth proportional to 12,641.04, 18,928.44 and 10,014.48 is: 14,995.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,641.04 : 18,928.44 = 10,014.48 : x
  2. Step 2: Convert to fraction form
    12,641.04/18,928.44 = 10,014.48/x
  3. Step 3: Cross multiply
    12,641.04x = 18,928.44 × 10,014.48
  4. Step 4: Simplify right side
    12,641.04x = 189,558,483.81
  5. Step 5: Solve for x
    x = 189,558,483.81/12,641.04
  6. Step 6: Final answer
    x = 14,995.48

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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.