Home / 39,725.20-59,621.40-16,368.40

Finding the Fourth Proportional to 39,725.20, 59,621.40 and 16,368.40

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Solution

The fourth proportional to 39,725.20, 59,621.40 and 16,368.40 is: 24,566.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,725.20 : 59,621.40 = 16,368.40 : x
  2. Step 2: Convert to fraction form
    39,725.20/59,621.40 = 16,368.40/x
  3. Step 3: Cross multiply
    39,725.20x = 59,621.40 × 16,368.40
  4. Step 4: Simplify right side
    39,725.20x = 975,906,923.76
  5. Step 5: Solve for x
    x = 975,906,923.76/39,725.20
  6. Step 6: Final answer
    x = 24,566.44

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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.