Home / 18,861.06-26,028.21-10,477.50

Finding the Fourth Proportional to 18,861.06, 26,028.21 and 10,477.50

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Solution

The fourth proportional to 18,861.06, 26,028.21 and 10,477.50 is: 14,458.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,861.06 : 26,028.21 = 10,477.50 : x
  2. Step 2: Convert to fraction form
    18,861.06/26,028.21 = 10,477.50/x
  3. Step 3: Cross multiply
    18,861.06x = 26,028.21 × 10,477.50
  4. Step 4: Simplify right side
    18,861.06x = 272,710,570.28
  5. Step 5: Solve for x
    x = 272,710,570.28/18,861.06
  6. Step 6: Final answer
    x = 14,458.92

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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.