Home / 26,588.72-36,692.80-15,259.12

Finding the Fourth Proportional to 26,588.72, 36,692.80 and 15,259.12

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Solution

The fourth proportional to 26,588.72, 36,692.80 and 15,259.12 is: 21,057.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,588.72 : 36,692.80 = 15,259.12 : x
  2. Step 2: Convert to fraction form
    26,588.72/36,692.80 = 15,259.12/x
  3. Step 3: Cross multiply
    26,588.72x = 36,692.80 × 15,259.12
  4. Step 4: Simplify right side
    26,588.72x = 559,899,838.34
  5. Step 5: Solve for x
    x = 559,899,838.34/26,588.72
  6. Step 6: Final answer
    x = 21,057.80

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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.