Home / 26,300.50-36,285.34-15,543.09

Finding the Fourth Proportional to 26,300.50, 36,285.34 and 15,543.09

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Solution

The fourth proportional to 26,300.50, 36,285.34 and 15,543.09 is: 21,443.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,300.50 : 36,285.34 = 15,543.09 : x
  2. Step 2: Convert to fraction form
    26,300.50/36,285.34 = 15,543.09/x
  3. Step 3: Cross multiply
    26,300.50x = 36,285.34 × 15,543.09
  4. Step 4: Simplify right side
    26,300.50x = 563,986,305.30
  5. Step 5: Solve for x
    x = 563,986,305.30/26,300.50
  6. Step 6: Final answer
    x = 21,443.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.