Home / 43,257.62-64,886.31-10,425.62

Finding the Fourth Proportional to 43,257.62, 64,886.31 and 10,425.62

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Solution

The fourth proportional to 43,257.62, 64,886.31 and 10,425.62 is: 15,638.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,257.62 : 64,886.31 = 10,425.62 : x
  2. Step 2: Convert to fraction form
    43,257.62/64,886.31 = 10,425.62/x
  3. Step 3: Cross multiply
    43,257.62x = 64,886.31 × 10,425.62
  4. Step 4: Simplify right side
    43,257.62x = 676,480,011.26
  5. Step 5: Solve for x
    x = 676,480,011.26/43,257.62
  6. Step 6: Final answer
    x = 15,638.40

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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.