Home / 39,242.61-58,868.98-14,278.82

Finding the Fourth Proportional to 39,242.61, 58,868.98 and 14,278.82

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Solution

The fourth proportional to 39,242.61, 58,868.98 and 14,278.82 is: 21,420.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,242.61 : 58,868.98 = 14,278.82 : x
  2. Step 2: Convert to fraction form
    39,242.61/58,868.98 = 14,278.82/x
  3. Step 3: Cross multiply
    39,242.61x = 58,868.98 × 14,278.82
  4. Step 4: Simplify right side
    39,242.61x = 840,579,238.96
  5. Step 5: Solve for x
    x = 840,579,238.96/39,242.61
  6. Step 6: Final answer
    x = 21,420.06

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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.