Home / 39,242.79-58,859.19-12,941.01

Finding the Fourth Proportional to 39,242.79, 58,859.19 and 12,941.01

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Solution

The fourth proportional to 39,242.79, 58,859.19 and 12,941.01 is: 19,409.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,242.79 : 58,859.19 = 12,941.01 : x
  2. Step 2: Convert to fraction form
    39,242.79/58,859.19 = 12,941.01/x
  3. Step 3: Cross multiply
    39,242.79x = 58,859.19 × 12,941.01
  4. Step 4: Simplify right side
    39,242.79x = 761,697,366.38
  5. Step 5: Solve for x
    x = 761,697,366.38/39,242.79
  6. Step 6: Final answer
    x = 19,409.87

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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.