Home / 26,798.10-36,981.39-14,861.58

Finding the Fourth Proportional to 26,798.10, 36,981.39 and 14,861.58

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Solution

The fourth proportional to 26,798.10, 36,981.39 and 14,861.58 is: 20,508.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,798.10 : 36,981.39 = 14,861.58 : x
  2. Step 2: Convert to fraction form
    26,798.10/36,981.39 = 14,861.58/x
  3. Step 3: Cross multiply
    26,798.10x = 36,981.39 × 14,861.58
  4. Step 4: Simplify right side
    26,798.10x = 549,601,886.00
  5. Step 5: Solve for x
    x = 549,601,886.00/26,798.10
  6. Step 6: Final answer
    x = 20,508.99

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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.