Home / 39,000.28-58,500.51-12,707.07

Finding the Fourth Proportional to 39,000.28, 58,500.51 and 12,707.07

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Solution

The fourth proportional to 39,000.28, 58,500.51 and 12,707.07 is: 19,060.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,000.28 : 58,500.51 = 12,707.07 : x
  2. Step 2: Convert to fraction form
    39,000.28/58,500.51 = 12,707.07/x
  3. Step 3: Cross multiply
    39,000.28x = 58,500.51 × 12,707.07
  4. Step 4: Simplify right side
    39,000.28x = 743,369,783.10
  5. Step 5: Solve for x
    x = 743,369,783.10/39,000.28
  6. Step 6: Final answer
    x = 19,060.63

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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.