Home / 26,712.08-36,861.16-14,774.64

Finding the Fourth Proportional to 26,712.08, 36,861.16 and 14,774.64

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Solution

The fourth proportional to 26,712.08, 36,861.16 and 14,774.64 is: 20,388.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,712.08 : 36,861.16 = 14,774.64 : x
  2. Step 2: Convert to fraction form
    26,712.08/36,861.16 = 14,774.64/x
  3. Step 3: Cross multiply
    26,712.08x = 36,861.16 × 14,774.64
  4. Step 4: Simplify right side
    26,712.08x = 544,610,368.98
  5. Step 5: Solve for x
    x = 544,610,368.98/26,712.08
  6. Step 6: Final answer
    x = 20,388.17

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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.