Home / 38,777.03-58,118.51-17,688.17

Finding the Fourth Proportional to 38,777.03, 58,118.51 and 17,688.17

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Solution

The fourth proportional to 38,777.03, 58,118.51 and 17,688.17 is: 26,510.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,777.03 : 58,118.51 = 17,688.17 : x
  2. Step 2: Convert to fraction form
    38,777.03/58,118.51 = 17,688.17/x
  3. Step 3: Cross multiply
    38,777.03x = 58,118.51 × 17,688.17
  4. Step 4: Simplify right side
    38,777.03x = 1,028,010,274.54
  5. Step 5: Solve for x
    x = 1,028,010,274.54/38,777.03
  6. Step 6: Final answer
    x = 26,510.81

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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.