Home / 39,240.90-58,860.95-15,861.87

Finding the Fourth Proportional to 39,240.90, 58,860.95 and 15,861.87

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Solution

The fourth proportional to 39,240.90, 58,860.95 and 15,861.87 is: 23,792.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,240.90 : 58,860.95 = 15,861.87 : x
  2. Step 2: Convert to fraction form
    39,240.90/58,860.95 = 15,861.87/x
  3. Step 3: Cross multiply
    39,240.90x = 58,860.95 × 15,861.87
  4. Step 4: Simplify right side
    39,240.90x = 933,644,657.67
  5. Step 5: Solve for x
    x = 933,644,657.67/39,240.90
  6. Step 6: Final answer
    x = 23,792.64

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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.