Home / 19,549.66-26,977.86-11,587.16

Finding the Fourth Proportional to 19,549.66, 26,977.86 and 11,587.16

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Solution

The fourth proportional to 19,549.66, 26,977.86 and 11,587.16 is: 15,989.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,549.66 : 26,977.86 = 11,587.16 : x
  2. Step 2: Convert to fraction form
    19,549.66/26,977.86 = 11,587.16/x
  3. Step 3: Cross multiply
    19,549.66x = 26,977.86 × 11,587.16
  4. Step 4: Simplify right side
    19,549.66x = 312,596,780.28
  5. Step 5: Solve for x
    x = 312,596,780.28/19,549.66
  6. Step 6: Final answer
    x = 15,989.88

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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.