Home / 26,798.39-36,982-14,861.89

Finding the Fourth Proportional to 26,798.39, 36,982 and 14,861.89

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Solution

The fourth proportional to 26,798.39, 36,982 and 14,861.89 is: 20,509.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,798.39 : 36,982 = 14,861.89 : x
  2. Step 2: Convert to fraction form
    26,798.39/36,982 = 14,861.89/x
  3. Step 3: Cross multiply
    26,798.39x = 36,982 × 14,861.89
  4. Step 4: Simplify right side
    26,798.39x = 549,622,415.98
  5. Step 5: Solve for x
    x = 549,622,415.98/26,798.39
  6. Step 6: Final answer
    x = 20,509.53

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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.