Home / 14,035.98-21,051.09-5,270.70

Finding the Fourth Proportional to 14,035.98, 21,051.09 and 5,270.70

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Solution

The fourth proportional to 14,035.98, 21,051.09 and 5,270.70 is: 7,904.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,035.98 : 21,051.09 = 5,270.70 : x
  2. Step 2: Convert to fraction form
    14,035.98/21,051.09 = 5,270.70/x
  3. Step 3: Cross multiply
    14,035.98x = 21,051.09 × 5,270.70
  4. Step 4: Simplify right side
    14,035.98x = 110,953,980.06
  5. Step 5: Solve for x
    x = 110,953,980.06/14,035.98
  6. Step 6: Final answer
    x = 7,904.97

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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.