Home / 26,798.61-36,980.27-14,861.50

Finding the Fourth Proportional to 26,798.61, 36,980.27 and 14,861.50

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Solution

The fourth proportional to 26,798.61, 36,980.27 and 14,861.50 is: 20,507.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,798.61 : 36,980.27 = 14,861.50 : x
  2. Step 2: Convert to fraction form
    26,798.61/36,980.27 = 14,861.50/x
  3. Step 3: Cross multiply
    26,798.61x = 36,980.27 × 14,861.50
  4. Step 4: Simplify right side
    26,798.61x = 549,582,393.85
  5. Step 5: Solve for x
    x = 549,582,393.85/26,798.61
  6. Step 6: Final answer
    x = 20,507.87

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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.