Home / 18,445.86-27,669.06-17,549.46

Finding the Fourth Proportional to 18,445.86, 27,669.06 and 17,549.46

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Solution

The fourth proportional to 18,445.86, 27,669.06 and 17,549.46 is: 26,324.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445.86 : 27,669.06 = 17,549.46 : x
  2. Step 2: Convert to fraction form
    18,445.86/27,669.06 = 17,549.46/x
  3. Step 3: Cross multiply
    18,445.86x = 27,669.06 × 17,549.46
  4. Step 4: Simplify right side
    18,445.86x = 485,577,061.71
  5. Step 5: Solve for x
    x = 485,577,061.71/18,445.86
  6. Step 6: Final answer
    x = 26,324.45

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1.5x scale

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.