Home / 18,927.04-26,119.48-10,543.68

Finding the Fourth Proportional to 18,927.04, 26,119.48 and 10,543.68

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Solution

The fourth proportional to 18,927.04, 26,119.48 and 10,543.68 is: 14,550.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,927.04 : 26,119.48 = 10,543.68 : x
  2. Step 2: Convert to fraction form
    18,927.04/26,119.48 = 10,543.68/x
  3. Step 3: Cross multiply
    18,927.04x = 26,119.48 × 10,543.68
  4. Step 4: Simplify right side
    18,927.04x = 275,395,438.89
  5. Step 5: Solve for x
    x = 275,395,438.89/18,927.04
  6. Step 6: Final answer
    x = 14,550.37

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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.