Home / 43,258.12-64,887.06-10,426.12

Finding the Fourth Proportional to 43,258.12, 64,887.06 and 10,426.12

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Solution

The fourth proportional to 43,258.12, 64,887.06 and 10,426.12 is: 15,639.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,258.12 : 64,887.06 = 10,426.12 : x
  2. Step 2: Convert to fraction form
    43,258.12/64,887.06 = 10,426.12/x
  3. Step 3: Cross multiply
    43,258.12x = 64,887.06 × 10,426.12
  4. Step 4: Simplify right side
    43,258.12x = 676,520,274.01
  5. Step 5: Solve for x
    x = 676,520,274.01/43,258.12
  6. Step 6: Final answer
    x = 15,639.15

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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.