Home / 39,105.24-58,643.18-16,916.92

Finding the Fourth Proportional to 39,105.24, 58,643.18 and 16,916.92

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Solution

The fourth proportional to 39,105.24, 58,643.18 and 16,916.92 is: 25,369.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,105.24 : 58,643.18 = 16,916.92 : x
  2. Step 2: Convert to fraction form
    39,105.24/58,643.18 = 16,916.92/x
  3. Step 3: Cross multiply
    39,105.24x = 58,643.18 × 16,916.92
  4. Step 4: Simplify right side
    39,105.24x = 992,061,984.61
  5. Step 5: Solve for x
    x = 992,061,984.61/39,105.24
  6. Step 6: Final answer
    x = 25,369.03

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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.