Home / 14,010.90-19,334.46-7,637.35

Finding the Fourth Proportional to 14,010.90, 19,334.46 and 7,637.35

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Solution

The fourth proportional to 14,010.90, 19,334.46 and 7,637.35 is: 10,539.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,010.90 : 19,334.46 = 7,637.35 : x
  2. Step 2: Convert to fraction form
    14,010.90/19,334.46 = 7,637.35/x
  3. Step 3: Cross multiply
    14,010.90x = 19,334.46 × 7,637.35
  4. Step 4: Simplify right side
    14,010.90x = 147,664,033.61
  5. Step 5: Solve for x
    x = 147,664,033.61/14,010.90
  6. Step 6: Final answer
    x = 10,539.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.