Home / 43,258.62-64,887.81-10,426.62

Finding the Fourth Proportional to 43,258.62, 64,887.81 and 10,426.62

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Solution

The fourth proportional to 43,258.62, 64,887.81 and 10,426.62 is: 15,639.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,258.62 : 64,887.81 = 10,426.62 : x
  2. Step 2: Convert to fraction form
    43,258.62/64,887.81 = 10,426.62/x
  3. Step 3: Cross multiply
    43,258.62x = 64,887.81 × 10,426.62
  4. Step 4: Simplify right side
    43,258.62x = 676,560,537.50
  5. Step 5: Solve for x
    x = 676,560,537.50/43,258.62
  6. Step 6: Final answer
    x = 15,639.90

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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.