Home / 39,547.82-59,317.34-9,965.66

Finding the Fourth Proportional to 39,547.82, 59,317.34 and 9,965.66

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Solution

The fourth proportional to 39,547.82, 59,317.34 and 9,965.66 is: 14,947.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,547.82 : 59,317.34 = 9,965.66 : x
  2. Step 2: Convert to fraction form
    39,547.82/59,317.34 = 9,965.66/x
  3. Step 3: Cross multiply
    39,547.82x = 59,317.34 × 9,965.66
  4. Step 4: Simplify right side
    39,547.82x = 591,136,096.13
  5. Step 5: Solve for x
    x = 591,136,096.13/39,547.82
  6. Step 6: Final answer
    x = 14,947.37

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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.