Home / 28,010.48-41,993.04-10,477.76

Finding the Fourth Proportional to 28,010.48, 41,993.04 and 10,477.76

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Solution

The fourth proportional to 28,010.48, 41,993.04 and 10,477.76 is: 15,708.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,010.48 : 41,993.04 = 10,477.76 : x
  2. Step 2: Convert to fraction form
    28,010.48/41,993.04 = 10,477.76/x
  3. Step 3: Cross multiply
    28,010.48x = 41,993.04 × 10,477.76
  4. Step 4: Simplify right side
    28,010.48x = 439,992,994.79
  5. Step 5: Solve for x
    x = 439,992,994.79/28,010.48
  6. Step 6: Final answer
    x = 15,708.16

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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.