Home / 18,951.15-26,151.63-10,566.03

Finding the Fourth Proportional to 18,951.15, 26,151.63 and 10,566.03

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Solution

The fourth proportional to 18,951.15, 26,151.63 and 10,566.03 is: 14,580.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,951.15 : 26,151.63 = 10,566.03 : x
  2. Step 2: Convert to fraction form
    18,951.15/26,151.63 = 10,566.03/x
  3. Step 3: Cross multiply
    18,951.15x = 26,151.63 × 10,566.03
  4. Step 4: Simplify right side
    18,951.15x = 276,318,907.13
  5. Step 5: Solve for x
    x = 276,318,907.13/18,951.15
  6. Step 6: Final answer
    x = 14,580.59

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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.