Home / 26,888.08-40,319.78-15,799.98

Finding the Fourth Proportional to 26,888.08, 40,319.78 and 15,799.98

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Solution

The fourth proportional to 26,888.08, 40,319.78 and 15,799.98 is: 23,692.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,888.08 : 40,319.78 = 15,799.98 : x
  2. Step 2: Convert to fraction form
    26,888.08/40,319.78 = 15,799.98/x
  3. Step 3: Cross multiply
    26,888.08x = 40,319.78 × 15,799.98
  4. Step 4: Simplify right side
    26,888.08x = 637,051,717.60
  5. Step 5: Solve for x
    x = 637,051,717.60/26,888.08
  6. Step 6: Final answer
    x = 23,692.72

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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.