Home / 38,957.07-58,415.58-17,878.96

Finding the Fourth Proportional to 38,957.07, 58,415.58 and 17,878.96

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Solution

The fourth proportional to 38,957.07, 58,415.58 and 17,878.96 is: 26,809.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,957.07 : 58,415.58 = 17,878.96 : x
  2. Step 2: Convert to fraction form
    38,957.07/58,415.58 = 17,878.96/x
  3. Step 3: Cross multiply
    38,957.07x = 58,415.58 × 17,878.96
  4. Step 4: Simplify right side
    38,957.07x = 1,044,409,818.20
  5. Step 5: Solve for x
    x = 1,044,409,818.20/38,957.07
  6. Step 6: Final answer
    x = 26,809.25

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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.