Home / 26,555.51-36,647.93-14,618.72

Finding the Fourth Proportional to 26,555.51, 36,647.93 and 14,618.72

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Solution

The fourth proportional to 26,555.51, 36,647.93 and 14,618.72 is: 20,174.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,555.51 : 36,647.93 = 14,618.72 : x
  2. Step 2: Convert to fraction form
    26,555.51/36,647.93 = 14,618.72/x
  3. Step 3: Cross multiply
    26,555.51x = 36,647.93 × 14,618.72
  4. Step 4: Simplify right side
    26,555.51x = 535,745,754.16
  5. Step 5: Solve for x
    x = 535,745,754.16/26,555.51
  6. Step 6: Final answer
    x = 20,174.56

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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.