Home / 35,389.04-53,116.38-17,871.18

Finding the Fourth Proportional to 35,389.04, 53,116.38 and 17,871.18

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Solution

The fourth proportional to 35,389.04, 53,116.38 and 17,871.18 is: 26,823.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,389.04 : 53,116.38 = 17,871.18 : x
  2. Step 2: Convert to fraction form
    35,389.04/53,116.38 = 17,871.18/x
  3. Step 3: Cross multiply
    35,389.04x = 53,116.38 × 17,871.18
  4. Step 4: Simplify right side
    35,389.04x = 949,252,387.93
  5. Step 5: Solve for x
    x = 949,252,387.93/35,389.04
  6. Step 6: Final answer
    x = 26,823.34

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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.