Home / 26,231.40-39,347.10-23,639.40

Finding the Fourth Proportional to 26,231.40, 39,347.10 and 23,639.40

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Solution

The fourth proportional to 26,231.40, 39,347.10 and 23,639.40 is: 35,459.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,231.40 : 39,347.10 = 23,639.40 : x
  2. Step 2: Convert to fraction form
    26,231.40/39,347.10 = 23,639.40/x
  3. Step 3: Cross multiply
    26,231.40x = 39,347.10 × 23,639.40
  4. Step 4: Simplify right side
    26,231.40x = 930,141,835.74
  5. Step 5: Solve for x
    x = 930,141,835.74/26,231.40
  6. Step 6: Final answer
    x = 35,459.10

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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.