Home / 39,719.21-59,566.17-13,059.05

Finding the Fourth Proportional to 39,719.21, 59,566.17 and 13,059.05

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Solution

The fourth proportional to 39,719.21, 59,566.17 and 13,059.05 is: 19,584.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,719.21 : 59,566.17 = 13,059.05 : x
  2. Step 2: Convert to fraction form
    39,719.21/59,566.17 = 13,059.05/x
  3. Step 3: Cross multiply
    39,719.21x = 59,566.17 × 13,059.05
  4. Step 4: Simplify right side
    39,719.21x = 777,877,294.51
  5. Step 5: Solve for x
    x = 777,877,294.51/39,719.21
  6. Step 6: Final answer
    x = 19,584.41

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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.