Home / 34,531.08-47,654.66-19,426.20

Finding the Fourth Proportional to 34,531.08, 47,654.66 and 19,426.20

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Solution

The fourth proportional to 34,531.08, 47,654.66 and 19,426.20 is: 26,809.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,531.08 : 47,654.66 = 19,426.20 : x
  2. Step 2: Convert to fraction form
    34,531.08/47,654.66 = 19,426.20/x
  3. Step 3: Cross multiply
    34,531.08x = 47,654.66 × 19,426.20
  4. Step 4: Simplify right side
    34,531.08x = 925,748,956.09
  5. Step 5: Solve for x
    x = 925,748,956.09/34,531.08
  6. Step 6: Final answer
    x = 26,809.15

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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.