Home / 35,317.65-52,971.72-13,127.97

Finding the Fourth Proportional to 35,317.65, 52,971.72 and 13,127.97

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Solution

The fourth proportional to 35,317.65, 52,971.72 and 13,127.97 is: 19,690.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,317.65 : 52,971.72 = 13,127.97 : x
  2. Step 2: Convert to fraction form
    35,317.65/52,971.72 = 13,127.97/x
  3. Step 3: Cross multiply
    35,317.65x = 52,971.72 × 13,127.97
  4. Step 4: Simplify right side
    35,317.65x = 695,411,151.01
  5. Step 5: Solve for x
    x = 695,411,151.01/35,317.65
  6. Step 6: Final answer
    x = 19,690.19

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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.