Home / 39,125.50-58,688.25-11,423.50

Finding the Fourth Proportional to 39,125.50, 58,688.25 and 11,423.50

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Solution

The fourth proportional to 39,125.50, 58,688.25 and 11,423.50 is: 17,135.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,125.50 : 58,688.25 = 11,423.50 : x
  2. Step 2: Convert to fraction form
    39,125.50/58,688.25 = 11,423.50/x
  3. Step 3: Cross multiply
    39,125.50x = 58,688.25 × 11,423.50
  4. Step 4: Simplify right side
    39,125.50x = 670,425,223.88
  5. Step 5: Solve for x
    x = 670,425,223.88/39,125.50
  6. Step 6: Final answer
    x = 17,135.25

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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.