Home / 51,608.51-77,412.89-14,169.10

Finding the Fourth Proportional to 51,608.51, 77,412.89 and 14,169.10

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Solution

The fourth proportional to 51,608.51, 77,412.89 and 14,169.10 is: 21,253.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,608.51 : 77,412.89 = 14,169.10 : x
  2. Step 2: Convert to fraction form
    51,608.51/77,412.89 = 14,169.10/x
  3. Step 3: Cross multiply
    51,608.51x = 77,412.89 × 14,169.10
  4. Step 4: Simplify right side
    51,608.51x = 1,096,870,715.32
  5. Step 5: Solve for x
    x = 1,096,870,715.32/51,608.51
  6. Step 6: Final answer
    x = 21,253.68

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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.