Home / 39,661.54-59,500.50-13,368.32

Finding the Fourth Proportional to 39,661.54, 59,500.50 and 13,368.32

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Solution

The fourth proportional to 39,661.54, 59,500.50 and 13,368.32 is: 20,055.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,661.54 : 59,500.50 = 13,368.32 : x
  2. Step 2: Convert to fraction form
    39,661.54/59,500.50 = 13,368.32/x
  3. Step 3: Cross multiply
    39,661.54x = 59,500.50 × 13,368.32
  4. Step 4: Simplify right side
    39,661.54x = 795,421,724.16
  5. Step 5: Solve for x
    x = 795,421,724.16/39,661.54
  6. Step 6: Final answer
    x = 20,055.24

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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.