Home / 39,312.75-59,001.93-18,536.25

Finding the Fourth Proportional to 39,312.75, 59,001.93 and 18,536.25

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Solution

The fourth proportional to 39,312.75, 59,001.93 and 18,536.25 is: 27,819.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,312.75 : 59,001.93 = 18,536.25 : x
  2. Step 2: Convert to fraction form
    39,312.75/59,001.93 = 18,536.25/x
  3. Step 3: Cross multiply
    39,312.75x = 59,001.93 × 18,536.25
  4. Step 4: Simplify right side
    39,312.75x = 1,093,674,524.96
  5. Step 5: Solve for x
    x = 1,093,674,524.96/39,312.75
  6. Step 6: Final answer
    x = 27,819.84

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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.