Home / 39,006.20-58,509.45-9,423.99

Finding the Fourth Proportional to 39,006.20, 58,509.45 and 9,423.99

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Solution

The fourth proportional to 39,006.20, 58,509.45 and 9,423.99 is: 14,136.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,006.20 : 58,509.45 = 9,423.99 : x
  2. Step 2: Convert to fraction form
    39,006.20/58,509.45 = 9,423.99/x
  3. Step 3: Cross multiply
    39,006.20x = 58,509.45 × 9,423.99
  4. Step 4: Simplify right side
    39,006.20x = 551,392,471.71
  5. Step 5: Solve for x
    x = 551,392,471.71/39,006.20
  6. Step 6: Final answer
    x = 14,136.02

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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.