Home / 14,010.86-19,334.46-7,637.28

Finding the Fourth Proportional to 14,010.86, 19,334.46 and 7,637.28

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Solution

The fourth proportional to 14,010.86, 19,334.46 and 7,637.28 is: 10,539.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,010.86 : 19,334.46 = 7,637.28 : x
  2. Step 2: Convert to fraction form
    14,010.86/19,334.46 = 7,637.28/x
  3. Step 3: Cross multiply
    14,010.86x = 19,334.46 × 7,637.28
  4. Step 4: Simplify right side
    14,010.86x = 147,662,684.67
  5. Step 5: Solve for x
    x = 147,662,684.67/14,010.86
  6. Step 6: Final answer
    x = 10,539.16

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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.