Home / 19,544.16-26,966.88-11,159.04

Finding the Fourth Proportional to 19,544.16, 26,966.88 and 11,159.04

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Solution

The fourth proportional to 19,544.16, 26,966.88 and 11,159.04 is: 15,397.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,544.16 : 26,966.88 = 11,159.04 : x
  2. Step 2: Convert to fraction form
    19,544.16/26,966.88 = 11,159.04/x
  3. Step 3: Cross multiply
    19,544.16x = 26,966.88 × 11,159.04
  4. Step 4: Simplify right side
    19,544.16x = 300,924,492.60
  5. Step 5: Solve for x
    x = 300,924,492.60/19,544.16
  6. Step 6: Final answer
    x = 15,397.16

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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.