Home / 25,916.46-35,781.93-19,937.58

Finding the Fourth Proportional to 25,916.46, 35,781.93 and 19,937.58

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Solution

The fourth proportional to 25,916.46, 35,781.93 and 19,937.58 is: 27,527.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,916.46 : 35,781.93 = 19,937.58 : x
  2. Step 2: Convert to fraction form
    25,916.46/35,781.93 = 19,937.58/x
  3. Step 3: Cross multiply
    25,916.46x = 35,781.93 × 19,937.58
  4. Step 4: Simplify right side
    25,916.46x = 713,405,091.93
  5. Step 5: Solve for x
    x = 713,405,091.93/25,916.46
  6. Step 6: Final answer
    x = 27,527.10

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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.