Home / 51,806.69-77,710.05-14,376.19

Finding the Fourth Proportional to 51,806.69, 77,710.05 and 14,376.19

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Solution

The fourth proportional to 51,806.69, 77,710.05 and 14,376.19 is: 21,564.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,806.69 : 77,710.05 = 14,376.19 : x
  2. Step 2: Convert to fraction form
    51,806.69/77,710.05 = 14,376.19/x
  3. Step 3: Cross multiply
    51,806.69x = 77,710.05 × 14,376.19
  4. Step 4: Simplify right side
    51,806.69x = 1,117,174,443.71
  5. Step 5: Solve for x
    x = 1,117,174,443.71/51,806.69
  6. Step 6: Final answer
    x = 21,564.29

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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.