Home / 34,870.90-52,306.71-13,816.06

Finding the Fourth Proportional to 34,870.90, 52,306.71 and 13,816.06

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Solution

The fourth proportional to 34,870.90, 52,306.71 and 13,816.06 is: 20,724.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,870.90 : 52,306.71 = 13,816.06 : x
  2. Step 2: Convert to fraction form
    34,870.90/52,306.71 = 13,816.06/x
  3. Step 3: Cross multiply
    34,870.90x = 52,306.71 × 13,816.06
  4. Step 4: Simplify right side
    34,870.90x = 722,672,643.76
  5. Step 5: Solve for x
    x = 722,672,643.76/34,870.90
  6. Step 6: Final answer
    x = 20,724.23

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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.