Home / 28,024.74-38,674.57-15,277.93

Finding the Fourth Proportional to 28,024.74, 38,674.57 and 15,277.93

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Solution

The fourth proportional to 28,024.74, 38,674.57 and 15,277.93 is: 21,083.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,024.74 : 38,674.57 = 15,277.93 : x
  2. Step 2: Convert to fraction form
    28,024.74/38,674.57 = 15,277.93/x
  3. Step 3: Cross multiply
    28,024.74x = 38,674.57 × 15,277.93
  4. Step 4: Simplify right side
    28,024.74x = 590,867,373.24
  5. Step 5: Solve for x
    x = 590,867,373.24/28,024.74
  6. Step 6: Final answer
    x = 21,083.78

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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.