Home / 26,798.40-36,981.44-14,861.76

Finding the Fourth Proportional to 26,798.40, 36,981.44 and 14,861.76

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Solution

The fourth proportional to 26,798.40, 36,981.44 and 14,861.76 is: 20,509.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,798.40 : 36,981.44 = 14,861.76 : x
  2. Step 2: Convert to fraction form
    26,798.40/36,981.44 = 14,861.76/x
  3. Step 3: Cross multiply
    26,798.40x = 36,981.44 × 14,861.76
  4. Step 4: Simplify right side
    26,798.40x = 549,609,285.73
  5. Step 5: Solve for x
    x = 549,609,285.73/26,798.40
  6. Step 6: Final answer
    x = 20,509.03

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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.