Home / 18,090.87-24,968.07-10,432.77

Finding the Fourth Proportional to 18,090.87, 24,968.07 and 10,432.77

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Solution

The fourth proportional to 18,090.87, 24,968.07 and 10,432.77 is: 14,398.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,090.87 : 24,968.07 = 10,432.77 : x
  2. Step 2: Convert to fraction form
    18,090.87/24,968.07 = 10,432.77/x
  3. Step 3: Cross multiply
    18,090.87x = 24,968.07 × 10,432.77
  4. Step 4: Simplify right side
    18,090.87x = 260,486,131.65
  5. Step 5: Solve for x
    x = 260,486,131.65/18,090.87
  6. Step 6: Final answer
    x = 14,398.76

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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.