Home / 39,117.60-58,680.05-14,163.93

Finding the Fourth Proportional to 39,117.60, 58,680.05 and 14,163.93

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Solution

The fourth proportional to 39,117.60, 58,680.05 and 14,163.93 is: 21,247.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,117.60 : 58,680.05 = 14,163.93 : x
  2. Step 2: Convert to fraction form
    39,117.60/58,680.05 = 14,163.93/x
  3. Step 3: Cross multiply
    39,117.60x = 58,680.05 × 14,163.93
  4. Step 4: Simplify right side
    39,117.60x = 831,140,049.78
  5. Step 5: Solve for x
    x = 831,140,049.78/39,117.60
  6. Step 6: Final answer
    x = 21,247.21

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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.