Home / 26,276.13-39,222.36-22,790.70

Finding the Fourth Proportional to 26,276.13, 39,222.36 and 22,790.70

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Solution

The fourth proportional to 26,276.13, 39,222.36 and 22,790.70 is: 34,019.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,276.13 : 39,222.36 = 22,790.70 : x
  2. Step 2: Convert to fraction form
    26,276.13/39,222.36 = 22,790.70/x
  3. Step 3: Cross multiply
    26,276.13x = 39,222.36 × 22,790.70
  4. Step 4: Simplify right side
    26,276.13x = 893,905,040.05
  5. Step 5: Solve for x
    x = 893,905,040.05/26,276.13
  6. Step 6: Final answer
    x = 34,019.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.