Home / 39,530.40-59,295.60-13,232.40

Finding the Fourth Proportional to 39,530.40, 59,295.60 and 13,232.40

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Solution

The fourth proportional to 39,530.40, 59,295.60 and 13,232.40 is: 19,848.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,530.40 : 59,295.60 = 13,232.40 : x
  2. Step 2: Convert to fraction form
    39,530.40/59,295.60 = 13,232.40/x
  3. Step 3: Cross multiply
    39,530.40x = 59,295.60 × 13,232.40
  4. Step 4: Simplify right side
    39,530.40x = 784,623,097.44
  5. Step 5: Solve for x
    x = 784,623,097.44/39,530.40
  6. Step 6: Final answer
    x = 19,848.60

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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.