Home / 14,170.84-21,259.14-4,943.32

Finding the Fourth Proportional to 14,170.84, 21,259.14 and 4,943.32

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Solution

The fourth proportional to 14,170.84, 21,259.14 and 4,943.32 is: 7,415.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,170.84 : 21,259.14 = 4,943.32 : x
  2. Step 2: Convert to fraction form
    14,170.84/21,259.14 = 4,943.32/x
  3. Step 3: Cross multiply
    14,170.84x = 21,259.14 × 4,943.32
  4. Step 4: Simplify right side
    14,170.84x = 105,090,731.94
  5. Step 5: Solve for x
    x = 105,090,731.94/14,170.84
  6. Step 6: Final answer
    x = 7,415.98

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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.