Home / 14,242.77-21,364.20-4,381.98

Finding the Fourth Proportional to 14,242.77, 21,364.20 and 4,381.98

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Solution

The fourth proportional to 14,242.77, 21,364.20 and 4,381.98 is: 6,572.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,242.77 : 21,364.20 = 4,381.98 : x
  2. Step 2: Convert to fraction form
    14,242.77/21,364.20 = 4,381.98/x
  3. Step 3: Cross multiply
    14,242.77x = 21,364.20 × 4,381.98
  4. Step 4: Simplify right side
    14,242.77x = 93,617,497.12
  5. Step 5: Solve for x
    x = 93,617,497.12/14,242.77
  6. Step 6: Final answer
    x = 6,572.98

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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.