Home / 17,787.74-24,558.53-11,417.07

Finding the Fourth Proportional to 17,787.74, 24,558.53 and 11,417.07

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Solution

The fourth proportional to 17,787.74, 24,558.53 and 11,417.07 is: 15,762.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,787.74 : 24,558.53 = 11,417.07 : x
  2. Step 2: Convert to fraction form
    17,787.74/24,558.53 = 11,417.07/x
  3. Step 3: Cross multiply
    17,787.74x = 24,558.53 × 11,417.07
  4. Step 4: Simplify right side
    17,787.74x = 280,386,399.02
  5. Step 5: Solve for x
    x = 280,386,399.02/17,787.74
  6. Step 6: Final answer
    x = 15,762.91

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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.